Agriculture Engineering Important MCQs

1 - ______ in 1909 developed an equation that related growth to the supply of plant nutrients:






E.A.Mitscherlich

2 - ______ ion effect represents the effect of adsorbed ion on the release of another from the surface of a colloid:






Complementary

3 - _______ a.i./ha has been recommended for the control of weeds in mungbean:






Basalin @ 1 kg

4 - _______ degradation plays a major role in the persistence and behaviour of herbicides in the soil:






Microbial

5 - _______ is probably the most important growth limiting factor in acid soils especially those having pH below 5.0 - S.S:






Sluminium

6 - _______ of the NH4+ in a region of alkaline microsite helps to restore the conditions suitable for the normal conversion of NO2- to NO3-






Both (a) & (b)

7 - ________ generally augments the utilization of phosphorus which is water soluble:






Band placement

8 - _______is considered to be most important of the soil organisms bringing about the conversion of NH4+ to NO2-






Nitrosomonas

9 - 277 per hectare application rate of low volume sprayer is:






5 litres

10 - A 0.2 mm diameter particles are counted as:






Saltation particles

11 - A 24-litre capacity bucket is filled in 12 seconds by the discharge of Persian wheel, then the rate of flow is:






120 lit/min

12 - A 3.6 to 4.5 kg dust is enough for dusting of:






0.4-0.6 ha

13 - A angle through which the Earth must turn to bring the meridian of a point directly in time with sunrays is:






Hour angle

14 - A aquifer found between impermeable layer is:






Artesian aquifer

15 - A bearing used in belt conveyor is:






Antifriction

16 - A biogas production starts falling at an atmospheric temperature of:






20 Degree Centigrade

17 - A brick or stone masonry linings are recommended for lining watercourses from channels where discharge is:






Less than 30 lit/sec

18 - A bullock drawn harrows mostly have:






Rigid tynes

19 - A bullock drawn implement has:






Lower speed and lower working capacity

20 - A bullock-drawn mower, the power transmitted to the axle is through:






Transport wheel

21 - A capacity of centrifugal dehusker is about:






500 kg/h

22 - A chemical used in the battery for reaction is:






Both (a) & (b)

23 - A cipoletti weir has a breadth of 60 cm at its crest and head of water flowing over the crest is 30 cm, the discharge of weir will be:






186 lit/sec

24 - A clutch used in power tiller is:






Dog clutch

25 - A completely saturated aquifer is:






Leaky aquifer

26 - A connecting rod of four-stroke engines is subjected to:






Compression and tension

27 - A connecting rod of tractor is made of:






Forged steel

28 - A container of battery is made of:






Rubber

29 - A contracted trapezoidal weir in which each side of the notch has a slope of horizontal 1 to 4 vertical is:






Cipoletti weir

30 - A contribution of hydropower in total world evergy power is about:






0.06

31 - A conventional pitman drive mower has crank speed of:






850-1100 rpm

32 - A cooling system that requires more maintenance is:






Water cooling

33 - A coulter attachment is used with:






MB plough

34 - A critical moisture content varies with:






Both (a) and (b)

35 - A cultivar wholw tynes swings back when obstacle encounter is:






Spring type cultivator

36 - A cutter bar of mower is able to cut grass from ground satisfactory upto a height of:






100 mm

37 - A cylinder block is normally made of:






Cast iron

38 - A device for regulating the fuel supply in main jet of carburetor is:






Economizer

39 - A device mould to cut the furrow slice vertically from a land ahead of bottom is:






Coulter

40 - A device that is used to adjust the lateral movement of plough is:






Horizontal clevis

41 - A device to control the engine speed within specific limit is called:






Governor

42 - A device used for manual harvesting of crops:






Sickle

43 - A disadvantage of air-cooling system is:






Both (a) & (b)

44 - A double disc type furrow opener is suitable for:






Trashy soil

45 - A draft required to pull 4-botton 30 cm tractor plough working to a depth of 15 cm operated at speed of 6 Km/h. The soil resistance is 0.7 kg/cm2:






1260 kg

46 - A dynamically balanced mower has crank speed of:






1000-1200 rpm

47 - A fuel has higher octone number its ignition quality of fuel will be:






Better

48 - A function of drawbar in tractors is to:






Hitch the implement

49 - A gang mower is a group of:






Two cylincrical mower

50 - A gear used in steering system is:






Warm gear

51 - A gear used in the tractor hydraulic system normally is:






Spur type

52 - A gear used in timing gear is:






Spur ger

53 - A geological formation through which only seepage is possible is called:






Aquitard

54 - A geological formation which is essentially impermeable for flow of water even though it may contain water in its pores, is called :






Aquiclude

55 - A geological formation which is neither porous nor permeable and there are no interconnected openings hence it cannot transmit water is called:






Aquifuge

56 - A good lubricant should have:






All are correct

57 - A governor automatically regulates:






Engine speed

58 - A governor based on the principle that the change of pressure in one part of system produces an opposite change of much greater magnitude in other part is called:






Hydraulic governor

59 - A granular structured soil is:






Less erodible

60 - A group of solar cell is:






Solar panel

61 - A hammer mill type thresher has:






All are correct

62 - A harrow with two gangs placed end to end is:






Single action disc harrow

63 - A harrow, which is based on a principle that side thrust of rear gang:






Offset disc harrow

64 - A high gas production achieved from biogas plant when inside temperature of the chamber is:






35 Degree Centigrade

65 - A hrrow whose tynes swing back when obstacle encountered is:






Spring tyne harrow

66 - A hydrograph is a plot of:






Stream discharge against time

67 - A hydrograph produced by a continuous effective rainfall at a constant rate for an infinite period is known as:






S-hydrograph

68 - A hyetograph is plot of:






Rainfall intensity versus time

69 - A isohyetal is a line joining point having:






Equal rainfall depth in given duration

70 - A law, which is based on stress analysis of plastic defoliation within the elastic limit was proposed by:






Kick

71 - A long mould board with gentle curvature used in tough soil full of grasses is:






Breaker type MB

72 - A low mould board with gradual twist comparatively inverts the furrow slice with a minimum of break up thus covering vegetative thoroughly is called:






Stubble bottom

73 - A machine that cuts the crops and ties them into a knot and uniform sheaves is called:






Reaper binder

74 - A machine used for cutting of cereal crop:






Reaper

75 - A machine used to cut crops and deliver them in a uniform manner in a row is:






Windrower

76 - A machine used to cut herbage crops and leave them in swath is:






Mower

77 - A machine used to generte and distribute gases or smoke is known as:






Fumigator

78 - A man can develop:






0.1 hp

79 - A man can thresh average grain in a day is:






19 kg

80 - A marginal farmer has land holding:






Between 4 and 10 ha

81 - A MB plough that throws furrow slice on one side to the direction of travel is:






One-way plough

82 - A MB plough that throws furrows slice to both the direction of travel is:






Reversible plough

83 - A MB plough whose plough bottom turns through 180? about a longitudinal axis is:






Turn wrest plough

84 - A MB plough, which is suitable for ploughing along hillsides, is:






Two-way plough

85 - A metal having highest melting point is:






Steel

86 - A metal with lowest melting point is:






Aluminium

87 - A metering mechanism commonly used in bullock drawn planter in country is:






Brush feed mechanism

88 - A metering mechanism that does not required cut-off device is:






All are correct

89 - A mirror used to reflect sublight in box type solar cooker is:






Plane

90 - A modern spark plug has an economical life of about:






10000-16000 Km

91 - A moisture content of threshed paddy which is sun dried on floor is upto:






13-14%

92 - A mormal ploughing depth is:






15 cm

93 - A mould board of MB plough is made of:






Soft centre steel

94 - A mower in which swinging knives are used for cutting is:






Rail mower

95 - A mower with high speed knife rotating in horizontal plane is known as:






Horizontal rotary mower

96 - A mower with rotating helical blades used for cutting is:






Cylinder mower

97 - A multi crop threshers is equipped with:






All of above

98 - A multi-crop thresher is used for threshing:






All are correct

99 - A noise level for eight hours of working is:






90 dB

100 - A noise level for four hours of working is:






95 dB

101 - A noise level for six hours of working is:






92 dB

102 - A normal size of shoulder bund is provided on bench:






Terrace sloping inward

103 - A nozzle used in foam sprying is:






Air aspirting nozzle

104 - A nursery required for transplanting paddy seedling in one hectare of land is:






1/10th of area to be sown

105 - A pair of bullock develops power equivalent to:






1.0 hp

106 - A part of mould board plough which lifts, turns and break furrow slice is:






Mould board

107 - A part that connects piston with connection rod is:






Gudgen pin

108 - A perched water-table is a special case of:






Confined aquifer

109 - A period in days for which water applied to a crop is:






Base

110 - A Persian wheel with an average discharge of 230 lit/min irrigates one-hectare wheat crop in 50 hours. The average depth of irrigation is:






6.9 cm

111 - A plough that works effectively in hard, dry and sticky soil is:






Disc plough

112 - A plunger type hand duster is suitable for dusting:






Small area

113 - A point at which the resultant of all horizontal and vertical forces acts is:






Centre of resistance

114 - A potato planter is:






All are correct

115 - A pounding method of rice milling requires:






Human power

116 - A power tiller operates most satisfactory with:






Rotary tillage tool

117 - A primary fuel filter is made of:






Cloth

118 - A primary winding wire has resistance of:






Three ohms

119 - A pro with 21 splined has speed of:






1000 rpm

120 - A PTO shaft with diameter 3.6 cm and 6 splined, standard PTO rpm will be:






540

121 - A pump that delivers metered quantity of fuel to each cylinder at appropriate time under high pressure is:






Fuel injection pump

122 - A pump that transfers fuel from the fuel line to the fuel injection pump is:






All are correct

123 - A pump used a power steering system is:






Both (a) & (b)

124 - A pump used in force feed lubricating system is:






All are correct

125 - A pump used in force-feed lubrication system is:






Positive displacement pump

126 - A pump used in the tractor hydraulic is:






All are correct

127 - A pump, which supplies the fuel to different cylinder or multi cylinder engine is:






Fuel injection pump

128 - A quantity of gobar gas required to cook one-person meal is:






5 kg

129 - A raised left at centre of the strip of land when ploughing is started from center to side is:






Back furrow

130 - A ratio of mass of water to mass of soil is referred to as:






Gravimetric water

131 - A recommended safe limit of land slope for efficient irrigation in heavy soil is:






0.05 to 0.25 %

132 - A reel of combine helps in:






All are correct

133 - A reflector used in solar power plant to reflect sunlight is:






Concave reflector

134 - A ridger is used for:






Making channel

135 - A rotary cutter has knives to rotate in:






Horizontal plane

136 - A rotary power scythe is operated by:






Human

137 - A sack dryer is suitable for drying:






Small quantity of grain

138 - A sail type unit has:






3 blades

139 - A sailboat utilizes the energy of:






Wind

140 - A screw conveyor has:






U-shape trough

141 - A seed drill of size 10 x 20 cm has seed drop in one revolution is 40 gram. The area covered by seed drill in one revolution 9.42 m2. The seed rate (kg/h) is:






22 K

142 - A seed metering mechanism has double faced wheel, one face has a larger opening for larger seeds and other face has smaller opening for smaler seeds is:






Internal double run

143 - A shaft of disc harrow on which the number of discs is mounted is:






Arbor bolt

144 - A sheet of water, which overflows a weir, is:






Nape

145 - A single piece share with curved cutting edge is:






Slip share

146 - A situation where more than 25% decrease in precipitation from the normal over an area is called:






Meteorological drought

147 - A soil consistency in the characteristics of the soil at various moisture content when influenced by physical force is:






Both (a) and (b)

148 - A spark plug with a black center insulator indicates:






Stock-up choke valve in carburetor

149 - A special type of harrow with curved knives is:






Acme harrow

150 - A speed of centrifugal dehusker ranges between:






2500-3000 rpm

151 - A splined shaft used for taking off power from engine is:






Power takes off

152 - A spring mass damper system vibrates with:






6 degree of freedom

153 - A steam engine is an:






External combustion engine

154 - A straight line passing through the centre of the pull, the point of hitch and the centre of resistance are:






Line of pull

155 - A strip of unploughed land that is left at each end of the field for tractor turning is:






Head land

156 - A structure used to carry out irrigation water across the stream, canals, gullies and other natural depression is:






Flume

157 - A stubble type mould board of MB plough gives:






Tharow pulverization

158 - A subsoiler is used to break a hard pan of soil upto a depth of:






100 cm

159 - A system used to operte hand-operated winnowing fan is:






All are correct

160 - A tank capacity of knapsack sprayer is about:






9-22.5 litres

161 - A tank capacity of rotary type hand duster is about:






3.6-4.5 kg

162 - A ten human power equals to:






1.0 hp

163 - A thresher causes more seed damage if:






Speed is increased

164 - A tillage system in which the field is ploughed and followed by row crop planter directly is:






Plough plant

165 - A time required by parboiled rice to attain same level of softness in cooking needs for as compared to raw rice is:






Double

166 - A tractor drawn in semi-mounted mower is operated by:






Tractor power take off

167 - A tractor mounted on rotary tillers are used for:






Both (a) & (b)

168 - A tractor-drawn harrow mostly has:






Flexible tynes

169 - A two-way plough eliminates:






Both (a) & (b)

170 - A two-way plough left field nearly level for:






Drainage and Irrigation

171 - A type lubricator is used in steam engines is:






Both (b) & (c)

172 - A type of cylinders used on power wheat threshers is:






Spike tooth and hammer mill

173 - A type of oil filter used in tractor engine is:






Both (a) & (b)

174 - A type of share provided with adjustable bar is:






Bar point share

175 - A type of solar reflector used in solar furnace:






Concave and spherical

176 - A type of valve used in hydraulic system is:






All are correct

177 - A unit hydrograph has:






One unit of direct runoff

178 - A vertical angle of the projection of sun's rays on the horizontal plane and direction of sun's rays is called:






Altitude angle

179 - A vertical between the projection of the sun's rays on the horizontal plane and direction of sun's rays is:






Solar altitude

180 - A vertical disc plough is also termed as:






Both (a) & (b)

181 - A vertical plate that is used to control depth and adjust line of pull in plough is:






Vertical clevis

182 - A wheel used for maintaining uniform depth of ploughing in different soils is:






Gauge wheel

183 - A white shiny talc powder and glucose solution is added to the rice during:






Glazing

184 - A windmill suitable for water lifting is:






Multiple blade type

185 - A wire (standard wire gauge) used in secondary coli is about:






40 SWG

186 - A wooden pitman is generally used in:






Mower

187 - A zero till seed-cum-fertilizer drill is designed for sowing:






Wheat

188 - Accelerated erosion is caused by:






Both (a) and (b)

189 - According to colling, the draft of MB plough due to furrow slice is:






0.34

190 - According to Colling, the draft of mould board plough on the ground is:






0.18

191 - According to colling, the draft to MB plough due to cutting slice is:






0.48

192 - According to NASA, a standard value for solar constant is:






1.353 kW/m2

193 - According to US geological survey, geothermal energy is all heat stored in the earth's crust above 15?C to a depth of:






At 10 Km

194 - Accumulator is used in:






Common rail system

195 - Acme harrows are mostly used for:






Mulching

196 - Advantages of swinging drawbar is:






All are correct

197 - After pre-treatment (pulse with oil) the pulses are kept on floors for oil diffusion for about:






12 hours

198 - Air blast sprayer is used for:






Orchards

199 - Air blast sprayer was developed in:






1940

200 - Air cooling system is generally found in:






Single-cylinder engines

201 - Air injection pumps are mostly used in:






Heavy duty stationary engine

202 - Air injection system is mostly used in:






Heavy dusty stationary

203 - Air temperature in solar drying in comparison to sun drying is:






High

204 - Air-cooled engine has:






Fins

205 - Airplane sprayers and dusters are suitable for:






Large scale work

206 - All speed governors is directly connected with:






Both (a) & (b)

207 - Alternator of a tractor engine is driven by:






V-belt system

208 - American Petroleum Institute adopted the classification of engine oils in the year:






1952

209 - Amount of het required to raise the temperature of a unit mass by one degree is called:






Specific heat

210 - Amount of liquid that a man can spray in a day is:






90 litres liquid

211 - An accumulator also serves as:






Shock absorber

212 - An accumulator used in hydraulic system is for:






Storing energy

213 - An action involve in threshing of crops are:






All are correct

214 - An action involving manual harvesting of crop is:






Slicing and tearing action

215 - An angular distance of the sunrays north (or south) of the equator is:






Declination

216 - An angular moment of front wheels is governed by operator through a system is known as:






Steering mechanism

217 - An animal drawn reaper is designed to harvest the crop up to a height of:






5-8 cm

218 - An aquifer confined at the bottom but not at the top is called:






Unconfined aquifer

219 - An aquifer is a permeable bed only partly filled with water and overlying a relatively impervious layer is:






All of these

220 - An assembly, which diverts the straw coming from cylinder towards straw walker is:






Rear beater

221 - An automatic position control system is associated with:






Three point hitch

222 - An engine is called I head engine when:






Valves are immediately above the cylinder

223 - An engine used in rotary power scythe is:






High speed petrol

224 - An implement that attached to a tractor along hinge axis and controlled directly by tractor steering unit is:






Semi mounted implements

225 - An implement that fully supported by the tractor is:






Mounted implement

226 - An implement that is used in till plant system is:






Sweeps

227 - An implement that pulled and guided by single hitch point of a tractor is:






Trailed implement

228 - An improper registration of reaper results in:






All are correct

229 - An indication of ignition quality of diesel fuel is given by:






Cetane number

230 - An instrument used for measuring the solar radiation is:






Pyrheliometer

231 - An instrument used to measure soil compaction is:






Cone penetrometer

232 - An instrument used to measure wind speed is:






Anemometer

233 - An instrument, which measures the total or global radiation over a hemispherical field of view is:






Pyranometer

234 - An Olpad thresher is






Bullock drawn

235 - An open channel flow in which flow characteristic at any poi8nt do not change with:






Steady flow

236 - An open trench left between two adjacent strips of land alter the plouging is:






Dead furrow

237 - An oscillatory motion of mechanical system is called:






Vibration

238 - An undisturbed soil surface of furrow:






Furrow wall

239 - Angle between centerline of tyre and vertical line is called:






Camber angle

240 - Angle between centre line of kingpin of trctor and vertical line is called:






Caster angle

241 - Angle of repose for paddy ranges between:






30-45 degree

242 - Animal drawn patela is:






Clod crusher

243 - Animal far lubricants are:






It is gummy and waxy type

244 - Another name of positive displacement pump is:






Centrifugal pump

245 - Arch median screw is:






Low head water lift

246 - Area covered per day of 8 hours by 4 bottoms, 35 cm tractor plough if the speed of ploughing is 6 Km/h is:






6.26 ha

247 - Area required to dry one tonne of grain in the sun is about:






15 sq. m

248 - Area that one man can spray in a day is:






9.4 ha

249 - As the 'cc' of engine increases, the power of engine will:






Increase

250 - ASPEE is famous for manufacturing:






Sprayers

251 - At greater temperature the infiltration rate is:






More

252 - At steep slope the depth of flow is:






Less than the flat surface

253 - At the wind velocity greater than threshold value, the vibration of particles will be:






Zero

254 - Average body surface area of a man will be:






2.0 m2

255 - Back furrow and dead furrows are left while ploughing with:






Two-way plough

256 - Balkhi and Kajli are the breeds of:






Sheet

257 - Ballasting in front tyre of tractor is done for:






Increasing stability

258 - Ballasting in rear tyre of tractor is done for:






Increasing traction

259 - Ballasting is done by:






All are correct

260 - Bar is the unit of:






Pressure

261 - Battery consists of:






Both (a) & (b)

262 - Battery should be recharged when specific gravity:






1.225

263 - Bench terraces are constructed at slope gradient of:






10 to 20%

264 - Bench terracing is also called as:






Staircase farming

265 - Bevel gears transmit power between two shafts are:






Intersecting axis

266 - BHP of the engine indicates:






Power on flywheel

267 - Biogas can be used to operate:






Both SI and CI engine

268 - Biogas is a mixture of:






Methane and carbon dioxide

269 - Biogas is obtained by the anaerobic fermentation of:






All are correct

270 - Biogas is used for:






All are correct

271 - Black smoke indicates:






Engine is overloaded

272 - Blade harrows are used for seed bed preparation in:






Clayey soil

273 - Blades of sail unit are made of:






Canvas cloth

274 - Blue smoke indicates:






Burning of lubricant in cylinder

275 - Bomb calorimeter is used for determining:






Calorific value of fuel

276 - Brake fluid used in hydraulic brake is a mixture of:






Glycerin and alcohol

277 - Brake horsepower of an engine can be measured by:






Brake dynamometer

278 - Brake mean effective pressure of an engine depends upon its:






Torque

279 - Brake works on principle of:






Friction

280 - Breaking of knives of cutter bar in reaper is due to:






Both (a) & (b)

281 - Broad base terrace is also known as:






Drainage type terrace

282 - BS-Iand B-557 are the varieties of:






Cotton

283 - Bucket type sprayer consist of:






Single and double acting pump

284 - Cage wheel used in tractor for:






Improving traction

285 - Calorific value of biogas is:






4500 Kcal/m3

286 - Calorific value of coal is about:






8300 kcal/kg

287 - Calorific value of hydrogen gas is:






150 KJ/kg

288 - Calorific value of natural gas ranges between:






33.50 KJ/kg

289 - Camshaft controls:






Both (a) & (b)

290 - Capacity of battery is expressed in tenns of:






Amp-hour

291 - Central Seed Testing Laboratory is situated at ________






Islamabad

292 - Centre of gravity of tractor is determined by:






All are correct

293 - Centre of resistance of plough lie at a distance of:






3/4rd size of plough from share wing

294 - Centrifugal and rubber roll sheller may be used in place of:






Hullers

295 - Centrifugal governor is also termed as:






Maximum speed governor

296 - Centrifugal governor is common in:






Both (a) & (b)

297 - Centrifugal governor is directly connected with:






Fuel injection pump

298 - Centrifugal sheller is used for milling:






Pulses

299 - Cetane number for commercial diesel fuel varies from:






30-60

300 - Cetane rating of commercial diesel fuel is:






30-60

301 - Charge of battery is measured in terms of:






Specific gravity of electrolyte

302 - Chemical that is found to be most suitable as water evaporation inhibitor is to:






Cetyl alcohol

303 - Chemically correct air mixture ratio for Otto cycle engine is:






15;1

304 - Choke controls the amount of:






Air

305 - Chute spillways are constructed at:






Gully head

306 - Chute spillways are used at:






Steep slope

307 - Clean and good quality of paddy gives a yield of:






0.74

308 - Cleaning of material is done by:






All are correct

309 - Cleaning of material is done on the basis of:






Size

310 - Clutch and differential are part of:






Power transmission system

311 - Clutch is a device used to:






Connect or disconnect the engine power from transmission system

312 - Clutch works on principle of:






Friction

313 - Coefficient of traction is defined as:






Ratio of drawbar pull to dynamic loads

314 - COJ-84 is variety of:






Sugarcane

315 - Cold plugs is used on:






Petrol engine

316 - Cold spark plug has:






Short insulator

317 - Cold spark plug is used in:






Light duty engine

318 - Colloid mill is used for:






All are correct

319 - Commecting rod converts:






Reciprocating motion piston into rotary motion crankshaft

320 - Compared to raw rice, parboiled rice needs:






Less polishing

321 - Compression ratio of diesel engine is:






4;1

322 - Constant speed engine is used in:






Electric generator

323 - Constant speed governor is used in:






Stationary engine

324 - Contact breaker points is generally made have:






Tungsten

325 - Contour blinds are recommended for the areas of:






Low rainfall

326 - Contour trenches are constructed:






On contour of the land

327 - Contour trenching is done mainly in:






Low rainfall areas for moisture conservation

328 - Contour trenching is performed to:






Conserve the moisture

329 - Control of gully erosion can be achieved by sue of:






None of these

330 - Cooking quality of rice is represented by:






All are correct

331 - Coolant pump is:






Centrifugal pump

332 - Cooling independent of temperature is main drawback of:






Forced pump system

333 - Crankcase breather is used for:






Removing water vapour from crankcase

334 - Crawler tractor is also known as:






Both (a) & (b)

335 - Critical diameter of clod takes place in the wind erosion is:






0.84 mm

336 - Crop management system reduces the:






Both (a) & (b)

337 - Crown wheel is a part of:






Differential system

338 - Crushers are reducing the size of grains by:






Squeezing and pressing

339 - Crushing law was proposed by:






Rittinger

340 - Curve number method estimates the:






Director runoff

341 - Cutter bar of reaper is made of:






High grade steel

342 - Cyclone separator is used for separating the:






Fine particles

343 - Cyclone separator works on:






Centrifugal force

344 - Dajal is a breed of:






Cow

345 - DAP, CAN and NP is variety of _________






Fertilizers

346 - Darcy's law is applicable when Reynolds number is:






Less than 1

347 - Dbhp of tractor indicates:






Power on drawbar

348 - Dead furrow is made by:






One-way MB plough

349 - Deep bed drying includes:






Batch dryer

350 - Dehusking capacity of rubber roll sheller in different climatic condition ranges between:






100-200 tonnes/hour

351 - Denudation rate is expressed in the unit of:






Both (b) & (c)

352 - Depreciation of machine is computed on its:






Fixed cost

353 - Depreciation of machine value depends on:






All are correct

354 - Detachability of soil particle increases with:






Decreasing median grain size

355 - Detached particles are transported by the mechanism of:






Both (a) and (b)

356 - Detonation refers to the:






Engine knocking

357 - Detonation results in:






Loss of power

358 - DG and MS oils have high additive contents, which help in keeping:






Engine clean

359 - DG-general service, DM-moderately service and DS-very severe services are service classes for the:






Diesel engines

360 - Diaphragm unit is fitted on:






Fuel injection pump

361 - Dibbler is a:






Planter

362 - Diesel engine is:






Compression ignition engine

363 - Diesel engine works on principle of:






Diesel cycle

364 - Differential lock helps to:






Developing full traction in both drive & wheel

365 - Direct runoff is made up of:






Surface runoff and prompt inter flow

366 - Disc separator separates materials on the basis of:






Length

367 - Discharge rate of centrifugal pump varies at:






Square of speed

368 - Disgester diameter of biogas plants ranges from:






1.1-6 metres

369 - Distance travelled by piston from TDC to BDC is:






Stroke

370 - Distillation test measures the:






Calorific value

371 - Double mass curve technique is used for checking the:






Inconsistency of a record

372 - Downstream section of straight drop spillway is called as:






Both (a) & (b)

373 - drag link is component of:






Streering system

374 - Drawbar pull is measured by the:






Hydraulic dynamometer

375 - Drop-inlet spillways are constructed for:






Both (a) & (b)

376 - Droplet size of ultra low volume sprayer varies from:






35-100 micron

377 - Dry talc powder required to add to rice by weight of:






1-1.2 %

378 - Drying temperature for using batch-bin dyers is:






60 Degree Centigrade

379 - During fruit juice canning, pasteurization is done at the temperature of:






74 Degree Centigrade

380 - During processing of fruits and vegetables, transportation losses occurs in as:






0.3

381 - Edge cell and edge drop plates of metering mechanism are well suited for planting:






Large seeds and flat seed

382 - Effect of detonation is:






All are correct

383 - Electrolyte is consists of:






Both (a) & (b)

384 - Engine in which heat is taken at one constant pressure and rejected at another constant pressure is:






Otto cycle

385 - Engine is a device, which converts:






Chemical energy into mechanical

386 - Engine oil should be changed at every:






120 hours

387 - Engine requires overhauling in case of:






Both (a) & (b)

388 - Equinox means:






Equal nights

389 - Equipment for placing seedlings in the soil is called:






Transplanter

390 - Erosion is the interaction:






Erosivity and erodibility

391 - Erosivity is the:






Climatic aggressiveness

392 - Essential feature of good clutch is:






All are correct

393 - Evaporating cooling is also called:






Steam of vapour cooling

394 - Evaporating cooling system is used for cooling of:






Industrial engines

395 - Evaporation from water bodies and soil masses together with the transpiration from vegetation is termed as:






All are correct

396 - Evapotranspiration is confined:






Day time

397 - Excessive oil consumption in engines is due to:






Excess going of oil into combustion chamber

398 - External combustion engine is more powerful than






All are correct

399 - Factor which affects the flood hydrograph, is:






All are correct

400 - Farm tractor is:






Both (a) & (b)

401 - Final drive is a:






Speed reduction unit

402 - Fine clay particles have low detachability but:






High transportability

403 - Finer operation performed for seedbed preparation is:






Secondary tillage

404 - Firing order of an engine indicates:






Sequence of power stroke

405 - Flame gun is used for killing the:






Weeds

406 - Flate plate collector is generally used for:






Room heating

407 - Flooding nozzles have spray angle of:






100-150 degree

408 - Flow mass curve is a plot of:






Cumulative discharge volume again t time in chronological order

409 - Flow mass curve is an integral curve of:






Hydrograph

410 - Flow-duration curve is plot of:






Stream discharge against per cen of time the flow is equaled or exceeded

411 - Fluctuation of engine speed during a cycle depends upon:






Mass of flywheel

412 - Fluidized bed separator used to separate the seed is:






Lighter seeds

413 - Flywheel is made of:






Cast iron

414 - For air bone sounds the reference sound pressure is:






0.00002 N/m2

415 - For attaining a raindrop to terminal velocity, the fall height should be:






At least 7 m

416 - For belt conveying of paddy, the most suitable trough angle is:






20 Degree Centigrade

417 - For biological materials, the relationship between EMC and RH has been given by:






Henderson

418 - For engine bearings, a type of lubrication system adopted is:






All are correct

419 - For engine parts, a type of lubrication system adopted is:






All are correct

420 - For every 100 metre below ground level the temperature of rock increase about:






3 Degree Centigrade

421 - For grinding operation, operating speed of hammer mill is:






1400-1500 rpm

422 - For harvesting of agricultural crops most widely used element action is:






Two element scissors action

423 - For hot climate the suitable type of tractor is:






Both (a) & (b)

424 - For impact cutting, a single element sharp edge requires a velocity of:






10 m/sec

425 - For impact cutting, dual edge signle element blade requires a volocity of:






40 m/sec

426 - For LSU dryer, the recommended airflow rate is:






70 cu m/min/tonne

427 - For LSU dryers, the recommended drying air temperature is:






60 Degree Centigrade

428 - For paddy, the recommended speed of threshing drum is:






16-25 m/s

429 - For petrol engine, the maximum power obtained from one kg of fuel is:






10.5-13.8 kg

430 - For seed production, maximum grain temperature usually recommended is:






43 Degree Centigrade

431 - For sowing mustard seeds, the most suitable seed drill is:






Pneumatic seed drill

432 - For sowing of wheat seed, a suitable metering mechanism is:






Fluted roller

433 - For wheat, the recommended speed of threshing drum is:






20-30 m/s

434 - For working a windmill the minimum speed of wind should be:






10 kmph

435 - Force-feed lubrication system is commonly used in:






High speed multi-cylinder engine

436 - Forward speed of crawler tractor is restricted to about:






Both (b) & (c)

437 - Friction clutch is most commonly used in:






Both (a) & (b)

438 - Friction plate is part of:






Clutch

439 - Front wheel of tractor is smaller than rear wheel that helps:






Sharp turning

440 - F-type valves are used in engines has:






Pre-combustion chamber

441 - Fuel injector is also known as:






All are correct

442 - Fuel pump used in carburetor engines is:






Gasoline pump

443 - Function of carburector is:






All are correct

444 - Function of transmission system is:






All are correct

445 - Gaskets are made of:






Both (a) & (b)

446 - Gear drive is recommended when two shafts are:






Close

447 - Gears are generally made of:






Alloy steel

448 - General formula of armatics is:






Cn H2n-6

449 - General formula of Nphthenes is:






CnH2n

450 - General formula of olefins is:






Cn H2n

451 - General formula of paraffin is:






Cn G2n+2

452 - Generally tractor speed in the top gear varies from:






18-24 kmph

453 - Geologic erosion is also called as:






Both (b) & (c)

454 - Geometrical mean diameter of particles are known as:






Equivalent diameter

455 - Geothermal energy from the earth's interior is:






Inexhaustible

456 - Glow plug is used for:






To heat the air charge of engine

457 - Glucose is added to the rice with water solution in the ratio of:






1;1

458 - Gobar gas plant is a:






Biogas plant

459 - Governor is a device used in:






Both (a) & (b)

460 - Graded terraces are used in the areas of:






Medium to high rainfall

461 - Grassed waterways are used as:






Outlets

462 - Gravity test is done by using the:






Hygrometer

463 - Grease is semi-fluid lubricant used for:






Both (a) & (b)

464 - Grease is used as lubricant in the:






Both (b) & (c)

465 - Gudgeon pin of engine piston is made of:






Case hardened steel

466 - Gully erosion is the advance stage of:






Rill erosion

467 - Hammer mill and Burr grinder are used for grinding the:






Grain

468 - Hammer mill thresher is:






Prime mover-operated

469 - Hand atomizer is used for spraying in:






Nursery

470 - Hand dropper consists of:






A pair of serrated blade

471 - Hand operated sprayers are suitable for:






Small holdings

472 - Hardness of rice endosperm ranges from:






11.5 to 14.5 kg/mm2

473 - Heat flow in the ground is measured in bore holes to a depth of about:






100 metres

474 - Heat losses by exhaust gases is about:






33 per cent

475 - Heat losses by friction and compression etc. is that:






10 per cent

476 - Heat obtained to BHP of total heat is about:






26 per cent

477 - Heat obtained to IHP of total heat generated is:






36 per cent

478 - Heat required to evaporate one kg of water from grain is:






500 Kcal

479 - Heat value of the gas produced in gas fire is about:






950-1200 kcal/m3

480 - Heavy draft of a disc harrow is due to:






All are correct

481 - Heavy smoking in an engine during operation may be due to:






All are correct

482 - Helical blades of mower are arranged in:






Horizontal cylindrical form

483 - High speed diesel is used in:






High speed diesel engine

484 - Highest tractive efficiency occurs in a:






Compact and firm soil

485 - Hill-type bench terraces are the:






Terraces with reverse grade towards hill

486 - Hit and miss system of governor is to regulate the:






Both (b) & (c)

487 - Hole type nozzle is generally used in:






Open type combustion chamber

488 - Hollow cone nozzle employed on boom type sprayer have spray angle of:






60-95 degree

489 - Honeycomb type radiator is also known as:






Cellular type

490 - Hot magma is a source of:






Geothermal energy

491 - Hot plug has:






Long insulator

492 - Hot plugs are used in:






Powerine tractors

493 - Hot plugs used in tractor is operated by:






Light load

494 - Hot pulses are tempered in the tempering bin after each pass for:






6 hours

495 - Hydraulic brake works on the principle of:






Pascal's Law

496 - Hydraulic pump develops a pressure of about:






150 kg/cm2

497 - Hydraulic system in tractor is mainly used for:






Operating three point hitch

498 - If diesel fuel contains high sulphur content the best class of lubricating oil for use is:






DS lubricating oil

499 - If stroke: bore ratio of an engine increase, the thermal efficiency:






Increase

500 - If strokes bore ratio increases then thermal efficiency:






Increses

501 - If the pH range of slurry is between 4 and 6 the slurry is:






Acidic

502 - If the viscosity of fluid is high then flow will be:






Slowly

503 - If the volatility of fuel is high, it ignites:






Shortly

504 - Ignition circuit gets current from the:






Battery

505 - Ignition delay of high-speed engine should be about:






0.001 second

506 - Ignition delay of low-speed engine:






0.002 second

507 - Ignition temperature of IC engines varies from:






500-900 Degree Centigrade

508 - Ignition timing depends on:






All are correct

509 - I-head type valves are generally used in:






Both (a) & (b)

510 - In 4WD tractors power occurs in:






All four wheels

511 - In a 30 days of retention period, the production of gas/kg of fresh dung is:






0.06 m3

512 - In a gyratory crusher, the speed of crushing head ranges from:






125/425 gyration/min

513 - In a seed metering mechanism, only one seed is allowed at a time is:






Flat drop

514 - In a tractor centre of gravity is located at:






1/3 of wheelbase ahead of rear axle

515 - In a windmill, tip speed ratio increases with:






Decrease of number of blades

516 - In air injection system, fuel pump develop:






Low pressure

517 - In air-cooled engine, purpose of fans is to:






Both (a) & (b)

518 - In airplane sprayer, the tank capacity ranges between:






450-2200 litres

519 - In an adiabatic process system:






Heat is constant

520 - In an alternator the magnetic field is produced in the:






Rotar

521 - In anaerobic digestion, biogas production by bacterial decomposition is:






Absence of oxygen

522 - In angle bar cylinder type thresher the clearance between cylinder and concave unit at entrance is:






13-19 mm

523 - In angle bar cylinder type thresher, the clearance between cylinder and concave unit at the end:






6-9 mm

524 - In artesian aquifer the elevation to which water level rises in wall is:






Piezometric surface

525 - In artesian aquifer, te imaginary surface representing artesian pressure is:






Piezometric surface

526 - In attrition mill, the size of food grains is reduced due to:






Shear and crushing

527 - In ball mill, the size of food grains is reduced due to:






Impact

528 - In batch type dryer the minimum airflow rate required for drying per cubic metre of paddy is:






3-4 cu m/min

529 - In batch type dryer, the air temperature seldom exceeds:






45 Degree Centigrade

530 - In batch type dryer, the maximum depth of grain is about:






250 cm

531 - In batch type or the maximum drying air temperature is:






45 Degree Centigrade

532 - In battery ignition system primary cricuit includes:






Primary coil

533 - In battery ignition system, the ignition fails due to:






Not proper setting of breaker point

534 - In biogas plant digestion (biological process) occurs in absence of:






Oxygen

535 - In biogas plants, the depth of digester varies from:






3-6 metres

536 - In bucket elevtors, the total stretch of belt under maximum load should not exceed more than:






1-2 % of belt length

537 - In bullock driven wooden ghani, the percent oil loss (left in cake) is:






13-15%

538 - In burr grinder, the plates for grinding are:






2

539 - In case of air-cooled engines, the reduction of weight of engines is about:






20 per cent

540 - In case of parboiled rice, the average yield obtained from huller is:






62-64%

541 - In case of porosity the volume of pores may change:






Without volume change of solids

542 - In case of raw rice, the average yield obtained from huller is:






0.56

543 - In case of seed production a maximum grain temperature usually recommended is:






43 Degree Centigrade

544 - In case of windmill, the ratio of power delivered by rotor to the maximum power available in the wind is:






Coefficient of performance

545 - In cell feed type-metering mechanism, cell fill is affected by:






All are correct

546 - In CFTRI method, the water is heated to a temperature of:






85 Degree Centigrade

547 - In Cl engine of tractor injection pressure is in range of:






120-200 kg/cm2

548 - In common rail system fuel is supplied by:






One pressure line to all injectors

549 - In comparison to raw rice bran, parboiled rice bran contains:






Less starch and more oil

550 - In comparison to raw rice is parboiled rice rich in:






All are correct

551 - In constant mesh transmission system, the gear used to control the noise is:






Helical gear

552 - In continuous flow dryer, drying air temperature may be:






70 Degree Centigrade

553 - In conventional freeze drying, dehydration temperature are kept between:






37.8 Degree Centigrade-93.3 Degree Centigrade

554 - In cup food metering device, the seed rate is controlled by:






Size of cups

555 - In deep bed drying, the depth of grain layer is:






More than 20 cm

556 - In diesel cycle engine heat is added at:






Constant pressure

557 - In diesel cycle engines air enters in the cylinder through the:






Intake value

558 - In diesel engines, fuel injected in the cylinder is through:






Fuel injector

559 - In disc harrow the angle made by the axis of the arbor bolt with the direction of travel is:






Gang angle

560 - In disc harrow, a device used to provide a distance between two discs mounted on same gang axle is:






Spool

561 - In disc harrow, the penetration of disc improves by:






All are correct

562 - In disc plough, a device used to prevent disc from clogging is:






Scraper

563 - In disc plough, the angle at which the plane of cutting edge of disc is inclined to the direction of travel:






Disc angle

564 - In disc plough, the angle at which the plane of cutting edge of disc is inclined to the vertical line is:






Tilt angle

565 - In disc plough, the penetration of disc improves but width of cut reduces due to:






Increasing disc angle

566 - In drizzle the size of droplet is:






Less than 0.5 mm

567 - In dry milling of pulses with seed oil treatment, oils is used at a rate of:






1.5 to 2.5 kg/tonne

568 - In dry milling process, the following operations are done prior to oil treatment is:






Pitting

569 - In dry milling the percentage of pulse dehusked in one pass or single operation is:






0.5

570 - In drying process, the heat required to convert one kilogram of grain moisture to water vapour is:






650 kcal

571 - In electrostatic spraying, the volume of liquid per hectare is:






Less than 1 litre

572 - In evaporating cooling the temperature of cooling water is allowed to reach a temperature of:






100 Degree Centigrade

573 - In fixed dome type biogas plant, the gas holder is made of:






Cement and bricks

574 - In flail mower, knives operating are in:






Horizontal plane and around cylinder

575 - In flail type mower, cutting section has:






Swinging knives

576 - In floating type biogas plant, gas holder is made of:






Metal

577 - In force feed lubrication system pump is driven by:






Camshaft

578 - In force feed lubrication system, the gear used is:






Both (a) & (b)

579 - In forced air-dring method the moisture moves from:






Grain to air

580 - In forced circulation system, a thermostat valve is placed at:






Forward end of cylinder head

581 - In four-stroke cycle engine, one power stroke is obtained after every:






Two revolution of crankshaft

582 - In four-stroke diesel engines, the air enters in the cylinder during:






Suction stroke

583 - In freeze-drying, the liquid phase comes at the pressure above:






4.7 mm

584 - In general tractor, frequency should be:






3.10 Hz

585 - In gliding gear transmission system, the gear used is:






Spur

586 - In hammer mill, the speed of hummer tip ranges from:






700-1000 rpm

587 - In hill drop metering mechanism the cells round the edge of the plate admits:






Several seed at a time

588 - In horizontal plate planter, the percentage is:






More than 100

589 - In hummer mill, the force applied on grains is cut by:






Impact

590 - In hydraulic press ghani, the percent oil loss (left in cake) is:






7-8%

591 - In hydraulic sprayers, the degree of atomization is primarily a function of:






Liquid pressure and the nozzle characteristics

592 - In hydraulically control hitching system, the equpment vibrates due to:






All are correct

593 - In hydraulically controlled hitching system, the implement does not remain in lifted position due to:






Both (a) & (b)

594 - In IC engines the method used for ignition of fuel is:






All are correct

595 - In IC engines, a commonly used cooling system is:






Thermo Siphon

596 - In ignition system, magneto is used for:






Supply of spark

597 - In inclined draper, the major factor causing the separation of grain is:






Shape and surface texture

598 - In individual pump system, fuel is delivered to injector at a high pressure of:






10000-20000 Kpa

599 - In lead acid battery, percentage of sulphuric acid is about:






0.35

600 - In leanest mixture, the fair fuel ratio is about:






20;1

601 - In line system of injection, the pump used is:






Both (a) & (b)

602 - In manual harvesting, a man-hour needed to harvest one dectare of paddy is about:






170-200

603 - In MB plough, a small irregular piece of metal has similar shape to ordinary plough bottom is:






Jointer

604 - In MB plough, the maximum horizontal clearance between the landside and furrow wall is:






Horizontal suction

605 - In MB plough, the perpendicular distance from wing of share to the line joining the point of the share and heel of landside is:






Size of plough

606 - In most tractor engines, a cooling systems used is:






Pressure cooling

607 - In oil extraction unit, the most commonly used solvent is:






n-hexane

608 - In Otto cycle engines, air fuel mixture comes in cylinder through:






Carburetor

609 - In Otto cycle. Heat is added at:






Constant volume

610 - In pneumatic seed drill, seeds are released in the furrow under:






Pressure

611 - In pounding method, rice recovery ranges from:






60-65%

612 - In power driven iron ghani, the percentage oil loss (left in cake) is:






10.5-11.5%

613 - In power thresher, a semi-circular disc is inserted between cylinder and straw thrower to achieve:






Higher threshing efficiency

614 - In power tiller mounted reaper, the rotating power of power tiller in prime mover is converted into:






Reciprocating power of cutter bar

615 - In power-operated sprayer, the pump works at a pressure of:






3-8.5 Kg/cm2

616 - In precision planting, the height of seed drop should be:






Close to ground

617 - In pressurized parboiling method, the temperature of soaking water is about:






75 Degree Centigrade - 80 Degree Centigrade

618 - In pressurized parboiling, the soaking time of method is about:






40 minutes

619 - In pressurized water cooling. The boiling point of coolant can be increased by increasing its:






Pressure

620 - In pressurized water-cooling the water pressure is kept between:






1.5 and 2 bars

621 - In pressurized water-cooling, increasing its pressure can increase the boiling point of coolant:






All are correct

622 - In proper registered reaper, after each stroke a knife shall stop:






At the centre of guard

623 - In proper seat suspension design, the transmissibility should be:






Less than unity

624 - In radiator, hot water flows at the:






Top

625 - In reaper, a flat plate with two cutting edges is known as:






Knife section

626 - In reaper, a knife head of cutter bar is connected to:






Pitman

627 - In reaper, knife clips are placed with:






Wearing plate

628 - In reaper, lead generally recommended for alignment purpose is of:






2 cm per metre length

629 - In rice, angle of internal friction is:






24 degrees

630 - In richest mixture the air fuel ratio is about:






8;1

631 - In rotary dryer, the diameter of drum ranges between:






3-6 metres

632 - In rotary knife cutter, a horizontal rotor rotates:






200-900 rpm

633 - In rotary type power duster, the dust can be blown at a height of:






6 metres

634 - In rotary type power duster, the speed of blower is:






4000 rpm

635 - In rubber roll huller breakage is:






Less

636 - In rubber roll huller the rubber rolls turn at:






Different speed and different directions

637 - In rubber roller sheller, the clearance between rubber roll is:






Smaller than paddy thickness

638 - In sack drying, a maximum air temperature should be:






43.3 Degree Centigrade

639 - In seed drill, the depth of seed placement for better germination should be:






5 cm

640 - In semi-confined aquifer with prompt yield, the pheratic level is lowered when:






Simultaneously lowered with piezometric level

641 - In semi-confined aquifer, when there is time lag between lowering of two water levels is:






Semi-confined aquifer with delayed yield

642 - In SI engine, intake opens about:






10 deg before TDC

643 - In single boiling method, paddy is soaked in water for:






24-72 hours

644 - In six cylinder in-line engine, the power impulse occurs after every:






120 of crankshaft rotation

645 - In solar furnace temperature can be raised upto:






3000 Degree Centigrade

646 - In solar power plant, the turbine is run by:






Steam

647 - In solid injection system, fuel pump is used for:






Forcing fuel into combustion chamber

648 - In spark ignition engines fuel is ignited by:






Both (a) & (b)

649 - In splash erosion the raindrop energy acts in form of:






Kinetic energy

650 - In standard disc plough, all the discs are:






Fitted on separate standard

651 - In steaming process, a soaked paddy exposed to steam at a pressure of about:






4 kg/cm2

652 - In sun drying, the relative humidity (per day) of grain under favourable conditions is reduced by:






3-4%

653 - In sunlight, the heating rays are:






Infra-red ray

654 - In the air-cooled engines, cylinder normally enclosed in a sheet metal casing is called:






Cowling

655 - In the bar point share, the bar serves as:






Share and landside

656 - In the cylinder sorter, the inclination of cylinder for dry granular material is kept up to:






125 mm/m

657 - In the reaper, a space between knife clips and wearing plate is about:






20-30 cm

658 - In the reaper, whoe is provided with:






Each end of cutter bar

659 - In T-head type engine, the valves are:






On one side

660 - In thermo siphon system, fan is operated by:






Crankshaft

661 - In thin layer drying, the depth of grain layer should be:






Less than 20 cm

662 - In thresher, the percentage of healthy grain dropped from sieve with respect to healthy grain received from main outlet is:






Sieve loss

663 - In tractor engines, a commonly used thermostat valve is:






Both (a) & (b)

664 - In tractor three-point hitch is operated by:






Hydraulic system

665 - In tractor weight transfer is greater when:






Pull is higher

666 - In two-stroke cycle engine, one power stroke is obtained after every:






One revolution of crankshaft

667 - In vertical conveyer reaper, crop is held in vertical position with the help of:






Springs

668 - In vertical conveyer reaper, the crop to be harvested are guided by:






Star wheel

669 - In water cooling system, the cold water flows at the radiator from the:






Bottom

670 - In water-cooled engines the water pump used:






Centrifugal type

671 - In water-cooled engines, water pump is connected with:






Radiator

672 - In which cooling system, the engine warms up quickly after starting:






Thermostat

673 - In wind erosion movement of particle is carried out by:






Saltation, suspension and surface creep

674 - Indented cylinder separator separates the grains on the basis of:






Relative length

675 - Indigenous plough is:






Multi-purpose tool

676 - Infiltration is measured by the:






Infiltrometer

677 - Infiltration rate is generally lower in soils of:






Heavy texture

678 - Inflation pressure of front tyre of tractor is:






2.0 to 2.5 kg/cm2

679 - Inflation pressure of rear tyre of tractor is:






0.8 to 1.2 kg/cm2

680 - Insecticide capsule are used at:






All are correct

681 - Insulated metal of solar cooker is:






Black from outside

682 - Interception losses includes:






Evaporation loss only

683 - Internal combustion engine was invented by:






Nicolas Otto

684 - Irri-9 is a variety of:






Rice

685 - It six-cylinder engine rated at 2200 rpm will generate a fundamental sound frequency of:






220 Hz

686 - Jointer and coulter are the parts of:






MB Plough

687 - Junker's calorimeter is used for determining the calorific value of:






Gaseous fuels

688 - Kinetic energy of raindrop depends on:






Both (b) & (c)

689 - Kinetic energy of raindrop depends on:






All are correct

690 - Knapsack sprayer is suitable for:






All are correct

691 - Land plane is ideally suited for






Top finishing

692 - Land shaping becomes necessary where often the following implement is used:






5-10 cm

693 - Land shaping becomes necessary where often the following implement is used:






MB plough

694 - Lay shaft is also termed as:






Counter shaft

695 - Lead mid battery is generally used in:






Tractors

696 - Leakage factor is the property of:






Semi-confined aquifer

697 - Lean air fuel mixture is required for:






Cruising

698 - Lighter fuels have:






High API gravity

699 - Loss of value of machine with passage of time is:






Depreciation

700 - Losses in fruits and vegetables generally varies from:






10-30%

701 - Lower links of tractor reduces:






Side draft

702 - LSU dryer is:






Continuous flow mixing type dryer

703 - LSU dryer was developed in/at:






1949 (USA)

704 - Lublication reduces:






All are correct

705 - Lubricant used in gearbox is:






SAE 90

706 - Lubricants are available in the form of:






All are correct

707 - Lubricants obtained from vegetables is suitable for:






Small and simple implements

708 - Lubrication oils are rated by:






Visocsity

709 - Lubrication reduces:






All are correct

710 - Lubrication system of tractor engine develops pressure of about:






3 kg/cm2

711 - Lysimeter is used to measure:






Evapotranspiration

712 - Macermic cultivator is a:






Bullock drawn

713 - Magneto system is:






Both (a) & (b)

714 - Main constitute is:






Methane

715 - Main function of fuel injection system is:






All are correct

716 - Main part of thresher that removes seeds from grain head is:






Cylinder

717 - Major constituent of biogas is:






Methane

718 - Manually operated push type harvester is commonly called:






Hand dropper

719 - Margalla-99 is a variety of which crop?






Wheat

720 - Mass curve of a rainfall of a storm is plotted between:






Accumulated precipitation and time in chronological order

721 - Mass density decreases with:






Temperature increase

722 - Mass density increases as:






Pressure increase

723 - Mass movement of soil occurs at:






Steep slope

724 - Mass per unit volume of substance is called :






Mass density

725 - Maximum noise level from a tractor mear the operator's ear should not exceed:






90dB

726 - Maximum torque in a tractor is generated at:






Less than rated rpm

727 - Medium size bullock can develop:






0.50 to 0.75 hp

728 - Melting point of aluminium is about:






660 Degree Centigrade

729 - Melting point of cast iron is about:






1100 Degree Centigrade

730 - Mineral lubricants are most popular for:






Engines and Machines

731 - Mineral lubricants are obtained from:






Crude petroleum

732 - ML-light servvice, MM. medium service and MS- severe service are service classes for the:






SI engines

733 - Molecular formula of diesel is:






C11 H16

734 - More spraying pressure results in:






Reduction in droplet size

735 - Most of diesel startingh motors are equipped with an:






Overrunning clutch

736 - Mould board plough works on the principle of:






Suction

737 - Muffler is provided on tractor to control:






Noise

738 - Multiple disc clutches is:






Both (a) & (b)

739 - Multiple disc type clutches are mostly used in:






Crawler tractor

740 - Natural air-drying needs dehumidification if the atmospheric humidity exceeds:






0.7

741 - Natural airflow takes place in the dryer due to variation in:






Volume of air

742 - Natural dying needs dehumidification if atmospheric humidity is:






Exceed 70%

743 - Negative plate of battery is made of:






Spongy Lead

744 - Negative plate of lead-acid battery is made of:






Pb

745 - No till system reduces runoff by:






0.9

746 - Notched coulter work well in:






Heavy trashy field

747 - Nozzle spacing in boom is governed by:






Axial vertical

748 - Nozzle spacing on boom is governed by:






All are correct

749 - Nudging system is used for:






Both (a) & (b)

750 - Ocean waves contain:






All are correct

751 - Of the following solar air heater is applicable in:






All are correct

752 - Of the following the main parts of syndicator type thresher are:






All are correct

753 - Of the following which type of governing system is used in the gas engines?






Hit and miss system

754 - Of the following, blower is part of:






Pneumatic seed drill

755 - Of the following, the impact cutting principle is applied in:






Both (a) & (b)

756 - Of the following, the precision planter is:






Dibbler

757 - Of the following, which are the primary tillage implements?






Chisel plough and subsoiler

758 - Of the following, which is the essential part of steering mechanism?






All are correct

759 - Of the following, which is the form of precipitation?






All are correct

760 - Oil filter of tractor engine is generally changed after:






120 hours of work

761 - Oil filters are made of:






All are correct

762 - Oil pressure gauge is used:






To warn the operator of any irregularity

763 - Oil pump is driven by:






Timing gear

764 - Oil rings on the piston are located:






Both (a) & (b)

765 - One bar is equal to:






100 Kpa

766 - One cm of rainfall over a catchment area of one km2 represents the volume of water equal to:






104 m3

767 - One heat flow unit is equal to:






10-6 cal/cm2/sec

768 - One kilogram glucose solution is sufficient for:






1000 kg rice

769 - One tone of refrigeration implies the colling effect equal to:






200 BTU/sec

770 - One-way plough requires laying out a field in lands, ending with:






Dead furrow

771 - One-way plough requires laying out a field land, starting with:






Back Furrow

772 - ONK-B sprayer duster is used as:






Spraying of liquid

773 - Optimum engine temperature is about:






82 Degree Centigrade

774 - Pain coulter are used in relatively:






Clean field

775 - Pain in eardrum starts at a noise level of:






115 dB

776 - Parboiled rice is inferior in:






Protein

777 - Parboiling of paddy is done to:






All are correct

778 - Particles less than 0.1 mm diameter is moved by the action of:






Suspension

779 - Particles size for saltation process ranges from:






0.1 to 0.5 mm diameter

780 - Per hectare application rate of high volume sprayer is:






Less than 400 litres

781 - Per hectare application rate of low volume sprayer is:






5-400 litres

782 - Per hectare application rte of smogging is:






Less than 2 liter

783 - Percentage of bran in paddy:






0.046

784 - Percentage of bran in therice is:






4-6%

785 - Percentage of endosperm in the paddy:






70-72%

786 - Percentage of husk in paddy is about:






18-22 per cent

787 - Percentage of protein in pulse by weight is:






17-25%

788 - Petrol lubrication system generally is used in:






Two-stroke engines

789 - Petroleum lubricants are less expensive and suitable for:






IC engines

790 - Pintle type nozzle is commonly used in:






Both (a) & (b)

791 - Piston of an engine is made of:






All are correct

792 - Piston pin connected piston with:






Connecting rod

793 - Pitman arm is part of:






Steering system

794 - Pitman that is used in reaper is a type of:






Connecting rod

795 - Planter is different from seed drill in respect to:






Metering mechanism

796 - Planters are used for sowing:






Bolder seeds

797 - Plate of burr grinder is made of:






Chilled iron

798 - Plough share is made up of:






Gun metal

799 - Ploughing is done to






All are correct

800 - Ply rating of tyre indicates:






Load-bearing capacity

801 - Pneumatic governor is used on:






Both (a) & (b)

802 - Pneumatic seed drills are suitable for sowing:






Both (a) & (b)

803 - Positive plate of battery is made of:






Both (a) & (b)

804 - Positive plate of lead-acid battery is made of:






PbO2

805 - Power of centrifugal pump varies as:






Cube of speed

806 - Power operated sprayers are suitable for:






Large holdings

807 - Power tiller operates most satisfactorily with:






Rotary tools

808 - Power train indicates:






Complete power transmission path

809 - Pre-combustion chamber is found in:






Diesel engine

810 - Pressure due to radiator cap:






Raises boiling temperature

811 - Pressure due to radiator caps:






Raise the boiling point

812 - Pressure in hole type nozzle varies from:






17-34 MPs

813 - Pressure in pintle type nozzle varies as:






7-15 Mpa

814 - Pressure of hand=operated sprayers varies from:






1-7 Kg/cm2

815 - Pressure of power operated sprayers ranges from:






10-55 Kg/cm2

816 - Pressure plate is an essential part of:






Clutch

817 - Primary coil has:






Small number of turns of heavy wire

818 - Primary fuel filter is used to remove particles of size:






5 Micron

819 - Primary objective of graded terrace is to:






Both (a) & (b)

820 - Primary winding of ignition cell consists of:






200-400 turns

821 - Primary winding of ignition coil consists of:






Thick wire

822 - Propeller type unit runs at a speed of:






300-400 rpm

823 - PTO drive taken from output shaft, the speed of PTO is:






Proportional to speed of tractor

824 - PTO hp indicates:






Power on PTO shaft

825 - PTO shaft drive taken from engine transmission the speed of PTO will be:






Inversely proportional to engine speed

826 - PTO shaft gets drive from:






All are correct

827 - Puddling is done mainly for:






Reducing deep percolation of water

828 - Puddling is done to achieve:






Non-leaching of water

829 - Pump used in inline system of injection is driven by:






Camshaft

830 - Pump used in the windmill may be:






All are correct

831 - Purpose of cooling:






All are correct

832 - Purpose of lubrication is:






All are correct

833 - Push rod is operated between:






Tappet and rocker arm

834 - R' pocket type disc separators are used for separation of:






Broken rice from whole rice

835 - Radiator core is made of:






Brass

836 - Radiator is generally fabricated as:






Both (a) & (b)

837 - Rainfall intensity is the ratio of:






Rainfall amount to time

838 - Range of transmissibility for satisfactory performance is:






0.5 to 0.65

839 - Ratio of brake horsepower to indicated horsepower is:






Mechanical efficiency

840 - Ratio of mass density of substance at certain temperature to the mass density of water at same temperature is called:






Specific gravity

841 - Ratio of net pull produced for the dynamic normal load on traction device is called:






Net traction coefficient

842 - Ratio of output vibration to input vibration is called:






Transmissibility

843 - Ratio of total force output of the traction device in direction of travel to dynamic weight on traction device is:






Coefficient of traction

844 - Rational formula is only appicable to small size catchments which has an area:






Less than 50 km2

845 - Recovery of dhal in each pass is reduced by:






11.5-2.0%

846 - Reduction of engine speed through transmission gearbox ranges between:






1 and 1/5th highest and lowest

847 - Relative movement of the wheel in direction of travel for given distance under load and no load condition is:






Wheel slip

848 - Reliability is lower in:






Stable soil

849 - Removal of burnt gases from engine cylinder is called :






Scavenging

850 - Renewable energy is mainly obtained by:






All are correct

851 - Renewable source of energy can be renewed by:






All are correct

852 - Renewable source of energy is:






Inexhaustible

853 - Revolution of an engine (engine speed) is measured by:






Tachometer

854 - Rice recovery in parboiling as compared to raw rice milling is:






1-2 %

855 - Rice yield can be increased with improved mechanical drying method by:






0.02

856 - Rice yield can increased due to improved mining equipments by:






2-3%

857 - Ridge planting is most suitable for:






High rainfall areas

858 - Rietz mill is applicable for milling:






Wet material

859 - Rietz mill suitable for grinding material below is of:






15 micron size

860 - Ring lubrication system is generally used for lubrication of:






Horizontal bearings

861 - Rocker sprayer is used for spraying:






All are correct

862 - Rotary pump is used as:






Low pressure sprayer

863 - Rotary tillers art used for:






Shallow cultivation and weed control

864 - Rotor diameter of Rietz mill ranges from:






10-60 cm

865 - Runoff coefficient is the ratio of:






Runoff to rainfall

866 - S disc harrow with four gangs in which set of two gangs follow behind the set of other two gang is:






Tandem disc: harrow

867 - Safe moisture content of paddy (wb) for storage over one year is:






12 per cent

868 - Safe storage moisture level of grain crop is generally below the range of:






8 to 9 %

869 - Sand dune' is associated with:






Wind erosion

870 - Say bolt universal Seconds' is related with the:






Viscosity of oil

871 - Say bolt viscometer is used for:






Viscosity test

872 - Secondary fuel filter is made of:






Paper

873 - Secondary fuel filter is used to remove the particles of size:






2 Micron

874 - Secondary winding consist of:






15000-2000 turns

875 - Seed drill are used for sowing:






Small seeds

876 - Seed drills are suitable for maintaining distance between :






Rows

877 - Self-propelled combine harvester is provided with:






Diesel engine

878 - Semi-solid lubricant is:






Grease

879 - Settlement of an embankment depends on:






Void ratio

880 - Share of mould board plough is made of:






C-1095 sold steel

881 - Shedding and shattering losses of grain in the field can be considerably reduced by harvesting paddy at moisture content of:






23-25%

882 - Sheet erosion is also called:






Surface flow erosion

883 - Shelterbelts are constructed by:






More than two rows

884 - Shoulder bounds are provided to:






Both (a) & (b)

885 - Single disc or single plate type clutch is:






Dry type

886 - Single plate clutch is also known as:






Single disk clutch

887 - Size reduction of fruits and vegetables are mostly performed by:






Cutting

888 - Slogging or lugging ability is associated with:






Engine torque

889 - Slope steepness affects more to the:






Rill erosion

890 - Smaller change in viscosity of oil with temperature indicates






High viscosity indes number

891 - Soil Erodibility is a:






Dynamic process

892 - Soil erosion involves the detachment and transportation of:






Insoluble soil materials

893 - Soil erosion is a:






Both (a) and (b)

894 - Soil erosion is more when:






Raindrop impact along with overland flow

895 - Soil erosion refers to the gross amount of:






Soil loss

896 - Soil loss in geologic erosion is:






Less than accelerated erosion

897 - Soil texture represent the:






Size and proportion of particles making a soil

898 - Solar cells are made of:






All are correct

899 - Solar energy can be directly converted into electrical energy, by a method is:






All are correct

900 - Solar energy reaches top of the earth's surface consist of:






All are correct

901 - Solar energy reaching per square metre of the earth atmosphere is called:






Solar constant

902 - Solar pond is used to:






Collect and store the solar energy

903 - Solar radiation reaches the earth in the form of:






Beam and defuse radiation

904 - Solid injection system has:






Both (a) & (b)

905 - Solid injection system is also known as:






Airless mechanical injection

906 - Spark advance is associated to:






High sped engine

907 - Spark occurs when:






Points open

908 - Spark plug gap setting should be kept between:






0.50 and 0.85 mm

909 - Spark plug having white centre insulator indicates:






Over advaned ignition

910 - Spattering of small soil particles, caused by raindrop impact on wet soil is called as:






Inter rill erosion

911 - Specific gravity measured by an instrument is:






Hydrometer

912 - Specific gravity of a fully charged battery is:






1.28

913 - Specific gravity of a fully discharged battery is:






1.50 or less

914 - Specific gravity of grains is determined by:






Both (a) and (b)

915 - Specific gravity of petroleum-based hydraulic fluid is:






0.8

916 - Specific gravity separator makes the separation as per difference in:






Density

917 - Specific gravity separator works on the principle of:






Both (a) and (b)

918 - Specific speed of pump expresses relationship between:






All are correct

919 - Specific yield is the property of:






Unconfined aquifer

920 - Speed of alternator with respect to engine speed is:






Twice

921 - Speed of spinning disc of sprayer varies from:






2000-9000 rpm

922 - Speed reduction ratio of final drive ranges from:






3 to 5:1

923 - Spinning disc is used in:






Ultra low volume spray

924 - Spiral separator separates the grains on the basis of:






Roundness

925 - Splash erosion takes place when rainfall intensity exceeds the:






Infiltration rate

926 - Splash system of lubrication is generally used in:






Single cylinder & stationary engine

927 - Spline of PTO is used for:






Joining two shafts in line

928 - Spline shafts are used when the torque transmission is in:






Large amount

929 - Spray gun is known as:






Lance

930 - Spur and helical gears transmit power between two:






Parallel shafts

931 - Standard screens are used and measurement of the particle size range between:






76 mm and 38 micro metre

932 - Starting motor consists of:






Both (a) & (b)

933 - Starting motor is engaged with ring gear of engine with the help of:






Sliding pinion gear

934 - Stroke law is applied when Reynoid's number is:






Less than or equal to

935 - Stubble mulching is associated with:






Wind erosion

936 - Suitable lubricant for 2-stroke engines is:






Mineral lubricant

937 - Suitable lubricant for 4-stroke engines is:






Mineral lubricant

938 - Sultan Zard is a variety of:






Maize

939 - Sun radiation temperature corresponding to black body temperature is at about:






6000 K more

940 - Supercharger of an engine is driven by:






Crankshaft

941 - Surface creep is carried out by the action of:






Rolling or sliding

942 - Surface planting with conservation feature of contour listing is:






Ridge planting

943 - Surface sealing problem is less on:






Both (a) & (c)

944 - Sweeps are used for:






Mulching

945 - Swirl plate is a part of:






Cone nozzle

946 - Symons's gauge is which type of rain gauge:






Non-recording type

947 - Tank capacity of compression sprayer is:






14 litres

948 - Tank of hydraulic pump is made of:






Metal

949 - Temperature attainable with concentrating collector as compared to flat plate collector is:






Higher

950 - Terminal velocity of wheat grain is:






9-11.5 m/s

951 - The (dismeter) of disc used in Olpad thresher for threshing is:






45 cm

952 - The action involved in harvesting of crops is:






All are correct

953 - The actual area irrigated in a year from outlet is:






Intensity of irrigation

954 - The advantage of air injection system is:






All are correct

955 - The air fuel ratio of diesel engine is:






31-Dec-1899

956 - The air fuel ratio of petrol engine is:






15;1

957 - The amount of heat in kilocalorie the must be added to or removed from one kg of substances to change its temperature by one degree is:






Specific heat

958 - The amount of heat required to raise the temperature of a given mass substance by unit is:






Heat capacity

959 - The amount of liquid required for spraying plantation crop is:






600-800 1/ha

960 - The amount of solar energy reaching a specific location on the surface of the earth at a specific time:






Insulation

961 - The annual runoff from the catchments in cm is:






45.4

962 - The anti-knock quality of diesel is determined by:






Cetane number

963 - The anti-knock quality of petrol fuel is determined by:






Octane number

964 - The API gravity of light diesel oil is:






22

965 - The API gravity of petrol is:






61

966 - The API gravity of water is:






10

967 - The API of high-speed diesel is:






31

968 - The application of Darcy's Law is limited by the condition that flow through the porous medium must be:






Laminar

969 - The application rate of dusters is:






10-15 kg/ha

970 - The area covered by dry land weeder is:






0.2 ha/day

971 - The area lost in bench terracing depends on:






Better slope

972 - The area of land draining into a watercourse at a given location is known as:






All are correct

973 - The arrangements of valves used in the engine may be:






All are correct

974 - The average force that a bullock can exert:






1/10th of their body weight

975 - The average infiltration rate is called:






Infiltration index

976 - The average output capacity of tractor mounted groundnut digger shaker is:






0.27 ha/h

977 - The average threshing of capacity bullock-drawn Olpad thresher per day is:






562 kg

978 - The base function of governor in an engine is to regulate the:






Power development

979 - The basic formula to calculate the discharge through weir is:






Q = CLHm

980 - The battery used on tractor consists of:






Three or six cell

981 - The bearing used in most of disc harrow is about:






Sealed ball bearing

982 - The bearing used on disc harrows are subjected to:






Both (a) & (b)

983 - The bearing used on disc harrows are:






All are correct

984 - The belt speed for transportation of grams should not increase by:






3.5 m/s

985 - The best hydrocarbons from detonation point of view are:






Aromatics

986 - The BHP of an engine indicates






Power on flywheel

987 - The biogas production stops at an atmospheric temperature of:






10 Degree Centigrade

988 - The blade assembly of combine is operated at a speed of:






1.2-1.5 m/sec

989 - The blade used for harvesting in rotary power scythe is:






Aserrated disc

990 - The blower of pneumatic seed drill is operated by:






Tractor PTO

991 - The boiling point of n-hexane is about:






65.5 Degree Centigrade

992 - The boiling range of kerosene is:






200 to 300 Degree Centigrade

993 - The boiling range of petrol is:






30 to 200 Degree Centigrade

994 - The breakage office may be reduced by:






Both (a) and (b)

995 - The broken gram received from main outlet is due to:






Less concave clearance

996 - The calorific value of diesel oil is:






9400 Kcal/litre

997 - The calorific value of gasoline is:






45 MJ/kg

998 - The calorific value of high-speed diesel is:






10,550 Kcal/kg

999 - The calorific value of petrol is:






81,50 Kcal/litre

1000 - The cam lobes of camshaft helps in:






Opening and closing the valves

1001 - The camshaft controls:






All are correct

1002 - The camshaft gear is called:






Halftime gear

1003 - The camshaft in an engine is always mounted:






Parallel to the crankshaft

1004 - The capacity of biogas plant varies from:






2-150 m3

1005 - The capacity of bucket elevator mainly depends on:






All are correct

1006 - The capacity of bucket elevator varies as:






2-1000 tonnes/h

1007 - The capacity of hammer mill depends upon the:






Size of sieve

1008 - The capacity of hand dropper is about:






0.2 ha/day

1009 - The capacity of kothar type storage structure varies from:






9 to 35 tonnes

1010 - The capacity of manual operated rotary paddy thresher is:






1 to 2 q/day

1011 - The capacity of moral type storage structure is about:






3.5 to 18 tonnes

1012 - The capacity of paddy huller varies from:






250-750 kg/hr

1013 - The capacity of power tiller operated vertical conveyer reaper is:






0.25-0.35 ha/h

1014 - The capacity of RPEC dryer is about:






All are correct

1015 - The capacity of smallest biogas plant is about:






2 m3

1016 - The capacity of thermal dryer depends on the:






Rate of heat and mass transfer

1017 - The capacity of tractor-operated vertical conveyer reaper is about:






0.2-0.4 ha/h

1018 - The capillary adjustment is very sluggish between:






31 and 15 atm

1019 - The capillary rise of the dry range of soil moisture content is:






Much slower than wet range

1020 - The capillary water is held between tensions of about:






31 atm

1021 - The carburetor employed on most of tractor engines is:






Updraft

1022 - The carburetor is main part of:






Petrol engine

1023 - The carburetor of an engine is used to mix fuel with:






Air

1024 - The centre of plough load in a single bottom plough is:






7.5 cm to right of shin

1025 - The cerbon percent in mild steel varies from:






0-0.25%

1026 - The clean grain received at main grain cotlet with respect to total grain mixture received at main gram outlet is:






Cleaning efficiency

1027 - The clearance volume is the volume of air or mixture left in the cylinder when piston is at:






TDC

1028 - The colour of negative plate of lead acid battery is:






Grey

1029 - The colour of positive plate of a lead-acid battery is:






Brown

1030 - The combine harvester is a machine designed for:






All are correct

1031 - The common conservation measures for agricultural lands are:






Bunding and broad based terracing

1032 - The common method planting in semi arid areas for row crop is:






Furrow planting

1033 - The common type of battery used in IC engines is:






Lead acid battery

1034 - The commonly used power transmission system in fertilizer seed drills is:






Chain sprocket and gear

1035 - The complete path of power from engine to wheel is called:






Power train

1036 - The compression pressure of diesel engine inside the cylinder varies from:






35-45 kg/cm2

1037 - The compression pressure of diesel engine varies from:






45-50 kg/sq. cm

1038 - The compression pressure of petrol engine inside the cylinder varies from:






6-10 kg/cm2

1039 - The compression ratio of diesel engine is:






14 to 20:1

1040 - The compression ratio of petrol engine is:






4 to 8:1

1041 - The compression rings mounted on piston are generally made of:






Chromium

1042 - The condition of soil that determines the optimum condition for tillage is:






Crumbly

1043 - The connecting rod of an engine connects the crankshaft with:






Piston

1044 - The conservation of moisture is not possible when working with:






MB plough

1045 - The constant depth furrow opener is






All are correct

1046 - The conventional animal drawn mower has a stroke length of:






7.5 cm

1047 - The corrugated seed tube used in seed drill is made up of:






Rubber

1048 - The cost of mechanical drying per unit of grain as compared to sun drying is:






High

1049 - The cotton stripper is used for:






Harvesting tuber crop

1050 - The coulter of MB plough is generally mounted:






Both (a) & (b)

1051 - The coulters used for cutting heavy trashes are:






Notch coulter

1052 - The counter weight on a crankshaft is located opposite to:






Big end bearing

1053 - The coupling joining two shafts out of alignment is:






Flexible coupling

1054 - The coupling ued for joining two shafts appreciably out of line is:






Universal coupling

1055 - The coupling used for joining two parallel shaft whose centre and short distance apart is:






Oldham coupling

1056 - The coupling used to join to shaft in line is:






Flanged coupling

1057 - The crankcase breather filter is mostly made of:






Oil wetted screen

1058 - The cross sectional area of one cylinder of an engine multiplied by its stroke is:






Swept volume

1059 - The C-shape blade of rotary rillers are used for seedbed preparation in:






Trashy soil

1060 - The cutter bar of conventional combine is operated at:






800-900 strokes/min

1061 - The cutter bar used in cutting unit of combine is:






Mower type

1062 - The cutting blade used in subsoiler is made from:






High carbon steel

1063 - The cutting height of reaper binder from ground is about:






10 cm

1064 - The cutting platform of combine operated at height above ground is:






7.5-9 cm

1065 - The cutting width of small size propelled combine ranges from:






1.5-2.1 m

1066 - The cylinder speed of rotary type thresher is:






400 rpm

1067 - The density and specific gravity of grain is essential for:






All are correct

1068 - The density and specific gravity of lubricating oil is determined with the help of:






Both (a) & (b)

1069 - The density of soil organic matter is usually about:






1.3 to 1.5 g/cc

1070 - The density of wheat is about:






998-1238 kg/m3

1071 - The depth measured at the centre of the disc by placing its concave side down on a flat surface is:






Concavity

1072 - The detonation of fuel takes place during:






Combustion

1073 - The device that permits one of the rear wheels of tractor to rotate faster than the other at the turning is called:






Differential lock

1074 - The device used for measuring discharge of irrigation channel, well or canal outlet is called:






All are correct

1075 - The device used for reduction of speed and multipliication of torque immediately before rear wheel of tractor is called:






Final drive

1076 - The device used to sow seeds, which are larger in size and cannot be sown by usual seed drill is:






Planter

1077 - The diameter of seed tube for different seeds should be:






20 mm

1078 - The dibbling is mostly used for sowing:






Vegetables

1079 - The dibbling method of sowing reduces seed rate by:






1/3rd

1080 - The diesel engine does not have:






All are correct

1081 - The diesel engine used on tractors are:






Four stroke engine

1082 - The difference between static water level and pumping water level is known as:






Drawdown

1083 - The dimension of the coefficient of transmissibility is:






L3/T

1084 - The disc angle of disc plough influences:






Width of cut

1085 - The disc force into the ground by:






Weight

1086 - The disc plough is advantageous over MB plough in respect of:






Suitable for deep ploughing

1087 - The disc used in Olpad thresher for threshing purpose is:






Notched

1088 - The discharge per unit draw down at a well is known as:






Specific capacity

1089 - The discs mounted on Olpad thresher for threshing are:






20

1090 - The downward movement of water through saturated or nearly saturated soil is response to force of gravity is:






Percolation

1091 - The draft per unit cross-section area of furrow is called:






Unit draft

1092 - The draft requirement in MB plough compared to disc plough for same depth of ploughing is:






More

1093 - The dropping of seeds in furrow lines in continuous flow is:






Drilling

1094 - The drum diameter of rotary type thresher is:






43 cm

1095 - The drum type thresher is:






Hammer mill type

1096 - The drummy type thresher is also termed as:






Hammer mill type thresher

1097 - The dry process of biomass digestion involves:






Pyrolysis and liquenfication

1098 - The drying process involves:






Heat and mass transfer

1099 - The dung requirement for a small size of Gobar gas plant per day is:






30 kg

1100 - The economically smallest size of gobar gas plant is:






70 cubic ft

1101 - The efficiency of external combustion engine ranges from:






10 to 15 per cent

1102 - The efficiency of IC engines varies from:






35 to 40 per cent

1103 - The elements of oil filter is:






All are correct

1104 - The energy obtained from the sun is:






Solar energy

1105 - The energy removed by cooling is about:






30 per cent

1106 - The energy wind is converted into:






Mechanical energy

1107 - The engine performing becomes more sensitive to climatic condition in case of:






Water cooled engine

1108 - The Englberg huller removes:






Husk and bran from paddy

1109 - The equipment that has no driven/moving component is:






Implemented

1110 - The equipment used for dropping seeds in a continuous stream and the spacing between plant to plant in a row is not constant is:






Seed drill

1111 - The erosion caused by concentration flow in small channels or rills is called:






Rill erosion

1112 - The excessive side drft in disc plough is due to:






Hitching defect

1113 - The expected annual life of harrow is:






10 years

1114 - The expected annual use and life of puddler is:






2500 hours, 10 years

1115 - The expected annual use of planter is:






1000 hours

1116 - The expected annual use of plough is:






2400 hours

1117 - The expected annual use of seed drill is:






1500 hours

1118 - The expected annual use of seed-cum-fertilizer drill is:






1200 hours

1119 - The expected life and useful hours of cultivator is:






12 years, 3000 hours

1120 - The expected life of stationary engine is:






10,000 hrs

1121 - The expected life of tractor mounted combine is:






7 years

1122 - The extra high speed engines used in knapsack sprayers are powered by:






Petrol

1123 - The fan of radiator is driven by:






Camshaft

1124 - The fan of radiator is driven with the help of:






V-belt

1125 - The firing interval of 2-strike two-cylinder engine is:






180

1126 - The firing interval of 2-stroke two-cylinder engine is:






360

1127 - The firing order of 4 strokes 6 cylinder engine is:






1-5-3-6-2-4

1128 - The firing order of 4-stroke 4-cylinder engine is:






1-3-4-2

1129 - The first butterfly valve of carburets or controls the flow of:






Air fuel mixture

1130 - The first IC engine was invented in the year:






1876

1131 - The first nuclear power station came into operation (1957) at:






IEA

1132 - The first tractor company, which introduced air-cooled tractor:






Eicher

1133 - The first tractor demonstration was held at:






Nebraska

1134 - The flat belt idlers are used for granular materials having an angle of repose not less than:






35 Degree Centigrade

1135 - The fluctuation of engine speed during a cycle depends upon:






Mass of flywheel

1136 - The fluted roller of seed drill is made of:






All are correct

1137 - The flywheel is mounted on:






Rear end of crankshaft

1138 - The forces acting on MB plough are:






Parasitic

1139 - The forward end of cutting edge that actually penetrates into the soil and cuts the soil is:






Share point

1140 - The forward operating speed of power sprayer varies from:






4.8-8 kmph

1141 - The fossil fuel is:






All are correct

1142 - The four-stroke engines are:






All are correct

1143 - The frequency range of human ear extends from as high as:






20000 Hz

1144 - The frequency range of human ear extends from as low as:






16 Hz

1145 - The friction forces existing between the surfaces in relative motion is called:






Kinetic friction

1146 - The frictional force acting between the surfaces of contact at rest with respect to each other is called:






Static friction

1147 - The front edge of the shre which makes horizontal cut in the soil is:






Cutting edge

1148 - The fuel injected through a nozzle of carburetor is at a pressure of:






126 to 175 kg/cm2

1149 - The fuel injection pressure of CI engine ranges from:






120 to 175 kg/cm2

1150 - The fuel used in EC engines for generation of power is:






Steam

1151 - The function of seed drill is:






All are correct

1152 - The furrow opener used for planting cotton seeds in areas where the uncertainty of favourable weather for germination is:






Variable depth furrow opener

1153 - The furrow opener used in black cotton soil is:






Hoe type

1154 - The furrow opener, which works well in trashy soils, is:






Shoe type

1155 - The furrow planting of crops are widely used in:






Semi-arid conditions

1156 - The gap of spark plug generally should be:






0.6 mm

1157 - The gas holder used in floating gas type biogas plant is:






Inverted drum

1158 - The gas production per unit volume of digester capacity will be maximum when the diameter to depth ratio of digester will be in the range of:






0.66 to 1.00

1159 - The gasket sealing is the most difficult problem at:






Head

1160 - The gaskets are used to:






Prevent leakage

1161 - The gear used in constant mesh type system is:






Helical gear

1162 - The governor is used on tractor engine is called:






Variable speed governor

1163 - The governor used on stationary engine is:






Constant speed governor

1164 - The grade of oil used during summer season is:






SAE 40

1165 - The grade of oil used in winter season is:






SAE 30

1166 - The gradient for generation of power by heat engine in OTEC plant utilizes






Temperature gradient

1167 - The grain that is carried over the rear of the sieve with chaff and blown out of the combine is:






Sieve loss

1168 - The group of number of discs that is mounted on a gang axle is:






Gang

1169 - The hammer of hammer mill is made of:






Trugh steel

1170 - The hand dropper was developed in:






Japan

1171 - The hand operated compressed air sprayer utilizing the pressure from:






1.75-5.0 kg/cm2

1172 - The harrow used for smoothening and levelling the soil after ploughing is:






Spike tooth harrow

1173 - The harvesting of wheat, barley and grams are mostly done under:






Over mature condition

1174 - The heating in infrared drying in comparison to convection drying is higher by:






10 times

1175 - The height of spray for rotary type hand sprayer for effective spraying is:






3 metres

1176 - The held typo thresher originated in:






Japan

1177 - The high temperature limit for the drying of seed grains is considered as:






80 Degree Centigrade

1178 - The high-pressure pump used in diesel engine has pressure range of:






120-300 kg/cm2

1179 - The hitching of plough is done by placing the plough:






Few centimeters below ground level

1180 - The hoe type furrow openers work well in:






Root infested soil

1181 - The hoiling temperature of methanol is:






65 Degree Centigrade

1182 - The hopper design to plant accurately meter of all varieties of maize and all type of seeds from tomato:






Both (a) & (b)

1183 - The horizontal clevis of MB plough helps in:






Adjusting line of draft

1184 - The horizontal component of pull parallel to the direction of travel is:






Draft

1185 - The horizontal component of pull perpendicular to the direction of travel is:






Side draft

1186 - The horizontal suction of MB plough influences:






Depth of cut

1187 - The horizontal suction of MB plough is:






5 mm

1188 - The horsepower required for tractor-operated potato digger is:






35 hp

1189 - The hydraulic flood routing method used is:






Both (b) & (c)

1190 - The hydrological flood routing method used is:






Equation of continuity

1191 - The hydrostatic transmission system is popular in:






Combines

1192 - The IHP of an engine is always:






More than BHP

1193 - The IHP of the engine indica+ es:






Power on piston

1194 - The immersion method is used for identifying:






Spraying pressure

1195 - The implement suitable for terraced hilly land and do not upset the slope of land is:






Two-way plough

1196 - The increase in tilt angle of disc plough influences:






Penetration of disc

1197 - The indicated horsepower of an engine was measured by:






Indicator

1198 - The indicator plant used for determining the permanent wilting percentage is:






Sunflower

1199 - The indigenous plough is used for:






All are correct

1200 - The initial density of snow varies from:






0.06-0.15 g.cm3

1201 - The injector and fuel pump are the heart of:






Diesel

1202 - The inlet valve of four-stroke engine opens at:






5"before TDC

1203 - The intensity of drizzle is:






1.0 mm/h

1204 - The intensity of wind erosion is affected by:






All are correct

1205 - The ISI standard pan evaporimeter is the:






Both (a) and (b)

1206 - The Japanese type rotary thresher used for threshing:






Paddy

1207 - The knife moves on the:






Ledger plate

1208 - The knife of cutter bar of animal-crawn reaper is made of:






High carbon steel

1209 - The knife section of a reaper makes a:






Reciprocating motion

1210 - The knives of shredders are rotated in:






Vertical plane with direction of travel

1211 - The knives used in dynamically balanced mower are:






Double

1212 - The KVIC biogas is:






Floating

1213 - The land holding of large farmer is:






More than 10 ha

1214 - The land holding of small farmer is






Less than 4 ha land

1215 - The lateral seepage of water in a relatively pervious soil above a less pervious layer is:






Interflow

1216 - The law applicable in size reduction of fine powder is:






Rittinger's law

1217 - The length of cutter bar of power tiller operated reaper is about:






100-120 cm

1218 - The length of cutter bar of tractor front mounted reaper is:






1.9-2.1 m

1219 - The life of spark plug used in 2-stroke engine as compared to 4-stroke engines is:






Twice

1220 - The lines on a map through places having equal depth of evapotranspiration is called:






Isopleths

1221 - The location of carburetor in tractor from front is in:






None of these

1222 - The loop type-threshing drum is use for threshing:






Paddy

1223 - The low speed engine runs at speed of:






Less than 350 rpm

1224 - The lower penetration of disc plough is due to:






All are correct

1225 - The lowest temperature at which fuel begins to crystallize is:






Cloud point

1226 - The L-shaped blade of rotary tillers are used for seed bed preparation in:






Hard and sticky soil

1227 - The lubricants are obtained from:






All are correct

1228 - The magnitude of precipitation varies with:






Both (a) and (b)

1229 - The main advantage of LSU dryer is:






All are correct

1230 - The main drawback of thermo syphon cooling is that:






Cooling depends on only temperature and independent of engine

1231 - The main function of crown wheel is:






Both (a) & (b)

1232 - The main function of potato digger elevator is:






Both (a) & (b)

1233 - The main function of sprayer is:






All are correct

1234 - The main objective of tillage is:






All are correct

1235 - The main part of pneumatic governor is:






Both (a) & (b)

1236 - The main purpose of piston rings is:






All are correct

1237 - The main shaft of an engine is also called:






Input shaft

1238 - The major constitute of biogas is:






Methane

1239 - The major controlling factor in separation of grain by fluidized bed separator is:






Air velocity and weight of grain

1240 - The material commonly used for insulator of spark plug is:






Alumina

1241 - The material that is left by te harvesting machine in row is:






Swath

1242 - The material used for construction of blade of winnower is:






Mild steel

1243 - The material used for construction of cylinder block is:






Cast iron and aluminum alloy

1244 - The maximum application rate of air blast sprayer for crchards may be:






3700-4700 1/ha

1245 - The maximum clearance under the landside and horizontal surface when the MB plough is resting on ground surface is:






Vertical suction

1246 - The maximum operating depth for disc harrow is about:






One-fourth of disc diameter

1247 - The maximum size of rain drops about:






6 mm

1248 - The maximum torque in a tractor is generated at:






Less than rated rpm

1249 - The MB plough works on the principle of:






Suction

1250 - The mechanical efficiency of spray pumps ranges from:






50-90 %

1251 - The metering mechanism suitable for metering small and large seeds is:






Internal double run type

1252 - The metering mechanism used for mustard seed is:






Stud roller type

1253 - The metering mechanism used in potato planter is:






Picker wheel type

1254 - The methane bacteria work best at a temperature range of:






35-38 Degree Centigrade

1255 - The method for estimating power required for crushing and grinding operation is given by:






Bond

1256 - The method of planting in which row-to-row as well as plant-to-plant distance is uniform is:






Check row planting

1257 - The method of ploughing in which the plough works round a strip of unploughed land is:






Casting

1258 - The method of ploughing in which the plough works round the strip of ploughed land is:






Gathering

1259 - The method used for testing of lubricating oil is:






All are correct

1260 - The minimum application rate with air blast sprayer for crchards may be:






45-90 1/ha

1261 - The minimum soil manipulation is essential for crop production in:






Minimum tillage

1262 - The minimum tillage method is termed as:






Plough plant method

1263 - The moisture content at which the wilting is complete and the plant dies:






Ultimate wilting

1264 - The moisture content for safe storage corn is about:






13 per cent

1265 - The moisture tension of a soil at permanent wilting point ranges from:






7 to 32 atm

1266 - The most accurate dynamometer is:






Swinging field type

1267 - The most common method in irrigated areas and high rainfall areas to improve surface drainage is:






Ridge planting

1268 - The most common power transmission system used in seed drill is:






Chain and sprocket

1269 - The most commonly used method for determination of centre of gravity of tractor is:






Suspension method

1270 - The most positive seed metering mechanism used in seed drill is:






Fluted roller

1271 - The most relevant flow to cause soil erosion is:






Turbulent flow

1272 - The mould board plough absorb side forces mainly through the:






Land disc

1273 - The mould board used on tractor plough for general farm use is:






High speed MB

1274 - The mounted type seed drill attached to tractor by:






Three point hitch

1275 - The movement of water in seepage is:






Both (a) and (b)

1276 - The mowers are designed to cut:






Wheat

1277 - The neap tides occurs when:






Sun and moon are at right angle with respect to the earth

1278 - The normal depth of operation (ploughing) in subsoiler is:






45-75 cm

1279 - The nozzle used for band treatments of herbicide along row crop is:






Flat fan

1280 - The nozzle used for herbicide and fungicide application is:






Hallow cone

1281 - The number of holes per square inch in a 20-mesh screen will be:






400

1282 - The number of winding in the stator of alternator is:






3

1283 - The offset disc harrow are mostly suitable for working in:






Orchard

1284 - The oil from oil pump delivers directly to:






Oil filter

1285 - The oil pan of an engine is made of:






Steel or aluminum

1286 - The Olpad thresher is mostly used for threshing:






Wheat

1287 - The opeating speed of burr grinder varies from:






650-750 rpm

1288 - The opening of test sieve is:






Square

1289 - The operating speed of combine harveter varies within a range of:






600-1400 rpm

1290 - The operating speed of combine in field varies from:






2-6.4 kmph

1291 - The operation to perform to open any cultivable land is:






Primary tillage

1292 - The operational life of a pair of rubber rolls is estimated at:






100 tonne

1293 - The optimum C:N ratio for maximum microbiological activities is:






30;1

1294 - The optimum engine temperature is about:






82 deg.

1295 - The optimum moisture content (wb) for paddy harvesting is:






20-22%

1296 - The optimum moisture content (wb) for wheat harvesting is:






16-18%

1297 - The optimum value of reel index for minimum cutter bar loss is:






1.25 to 1.5

1298 - The output capacity of hand beating method is about:






17-20 kg/h

1299 - The output capacity of rotary power scythe depends on:






Both (a) & (b)

1300 - The output capacity of rotary power scythe is about:






0.2-0.4 ha/day

1301 - The output capacity of tractor operated peg type thresher is:






5.2 q/h

1302 - The output capacity of treading with bullock is:






120 kg/h

1303 - The output of an alternator is controlled by:






Current regulator

1304 - The part of indigenous plough that helps in stabilizing and blancing the plough while operation is:






Shoe

1305 - The part of MB plough that resists the side pressure exerted by the furrow slice on the mould board is:






Landside

1306 - The part of MB plough to which all other parts of plough bottom is attached is:






Frog

1307 - The part of MB plough to which the plough bottom and handle attached is:






Standard

1308 - The part of plough that penetrates into the soil and cuts the oil in horizontal direction is:






Share

1309 - The part of seed drill that conveys seed or fertilizer from deliver tube to furrow is:






Boot

1310 - The part plough that transmit the animal power to the plough is:






Beam

1311 - The particle size of clay according to USWA is:






<0.002 mm

1312 - The particle size of silt according to USWA is:






0.002 to 0.05 mm

1313 - The percent saving of water in bed sowing of wheat as compared to flat sowing is:






0.4

1314 - The percentage of carbon III high carbon steel varies from:






0.5 to 1.5%

1315 - The percentage of carbon in cast iron is:






2.5 to 4.5%

1316 - The percentage of carbon in medium carbon varies from:






0.25 to 0.5 %

1317 - The percentage of grain blown by blower along with bhusa in respect to total grain input in the thresher by weight is:






Blower loss

1318 - The percentage of healthy grain obtained from all outlets with respect to healthy grains received from main outlet by weight is:






Sieve loss

1319 - The percentage of hull in paddy grain is about:






20% by weight

1320 - The percentage of methane in biogas is:






65 per cent

1321 - The percentage of nitrogen in gobar gas manure is:






0.02

1322 - The percentage of protein by weight in pulse is:






17-5%

1323 - The percentage of shelling outturn of groundnut decorticator is:






75

1324 - The percentage of total quantity of water in the world that is saline is:






97

1325 - The period petween start of injection and ignition is called:






Ignition delay

1326 - The permissible slip for crawler tractor during slippage testing is:






7 to 10%

1327 - The permissible slip for wheel type tyre during slippage testing is:






15 to 20%

1328 - The pipeline used to supply the fuel to the injector is:






High pressure line

1329 - The piston pin of some engine is offset to:






Lift side

1330 - The piston skirt clearance at room temperature is:






0.04 mm

1331 - The piston speed of an engine is equal to:






2 LN

1332 - The pitman of reaper is made of:






Metal

1333 - The planters are suitable for maintaining distance between:






Both (a) & (b)

1334 - The plough bottom as combined unit consists of:






Share, landside, frog and MB

1335 - The plough that does not leave any back as well as dead furrow is:






Two--way plough

1336 - The plough used for deep ploughing is:






Standard disc plough

1337 - The porosity index of relative volume of pores is influenced by:






Both (a) and (b)

1338 - The porosity of clayey soil usually ranges from:






40 to 60%

1339 - The porosity of sandy soil usually ranges from:






35 to 50%

1340 - The position of seepage line is influenced by:






Both (a) and (b)

1341 - The power consumed in secondary tillage operation per unit area is:






Less compared to primary tillage operation

1342 - The power developed by an average pair of bullocks varies from:






0.5-1.0 hp

1343 - The power develops by four-stroke engine for every one revolution of crankshaft is:






Half of two-stroke engine

1344 - The power of engine transmitted to rear wheel of tractor is connected and disconnected by:






Clutch

1345 - The power produced from a wind speed 6.4 to 37 km ph by windmill varies from:






0.1 to 0.9 hp

1346 - The power required to run the engine at any given speed without production of useful work is called:






Friction power

1347 - The power tillage is most suitable for:






Rotary operation

1348 - The press wheel used for compaction of soil around the seeds in high moisture conditions are:






Open centre wheel

1349 - The press wheel whed for compaction of soil around the seeds in low moisture conditions are:






Solid steel narrow wheel

1350 - The pressure of radiator cap is about:






0.3 to 0.4 kg/cm2

1351 - The pressure of water in confined aquifer is:






Above atmospheric pressure

1352 - The pressure of water vapour for each 10?C rise in temperature is nearly:






Half

1353 - The primary objective of level bench terrace is to:






Conserve water and control erosion

1354 - The primary purpose of ring expander is to:






Make up for cylinder, wear

1355 - The procedure of testing seed drill for correct seed rate is:






Calibration

1356 - The process of removal of burnt gases from the engine cylinder is:






Scavenging

1357 - The process of removing husk and bran of the paddy in one: operation is called:






Hulling

1358 - The process of removing husk and hull from the paddy grain is known as:






All are correct

1359 - The process of separation of grain from a mixture of grain and chaff is:






Winnowing

1360 - The production of gas from one kilogram of wet dung in biogas plant is:






0.037 m3

1361 - The properties of aquifer may be expressed in terms of:






All are correct

1362 - The proportion of wet cow dung and water in slurry seed to the digester is






1;1

1363 - The PTO HP of a tractor is:






More than drawbar HP

1364 - The pump is mostly made of:






Brass

1365 - The pump is used in power-operated sprayer is:






Gear type

1366 - The pump used in airplane sprayers:






Dentrifugal and gear pump

1367 - The pump used in most of the hydraulic sprayers is:






Positive displacement pump

1368 - The purpose of governor in the engine:






To regulate the engine speed

1369 - The purpose of governor is:






Both (a) & (b)

1370 - The purpose of harrowing is to:






All are correct

1371 - The purpose of ploughing is:






All are correct

1372 - The pushrod is located between:






Tappet and rocker arm

1373 - The quality of fuel is judged by:






Volatility

1374 - The quantity of fresh water available is:






35.0 Mkm3

1375 - The quantity of gas produced by one kg of dry dung is about:






0.186 m3

1376 - The quantity of water going through various individual path of hydrological cycle can be described by:






All are correct

1377 - The rack loss should remain between:






0.2-0.4 %

1378 - The radiation of equilibrium relative humidity with moisture content of grain at a particular temperature is expressed by a curve known as:






Grain isotherm

1379 - The random scattering of seed on the surface of seedbed is:






Broadcasting

1380 - The rate of doing work is equal to:






All are correct

1381 - The rate of evaporation is dependent on:






All are correct

1382 - The ratio of output power to input power for a traction device is called:






Tractive efficiency

1383 - The ratio of reel peripheral speed to forwards speed of combine is termed as:






Reel index

1384 - The ratio of rolling resistance to dynamic load is:






Coefficient of rolling resistance

1385 - The ratio of the overall surface area of the ground product to overall surface area of the feed is called:






Degree of grinding

1386 - The ratio of the speed at the tip of rotor to the wind speed is called:






Tip speed ratio

1387 - The ratio of volume of pores to volume of solids is:






Void ratio

1388 - The rear part of a tractor is heavier than the front part of tractor to get:






Higher tractive efficiency

1389 - The rear-mounted pulley of tractor gets speed of a full throttle is:






950 metre per minute

1390 - The recommended belt speed for grain conveying ranges is:






2.5-2.8 m/s

1391 - The recommended high temperature limit for seed grains is:






80 Degree Centigrade

1392 - The reel most commonly used in combine now a days is:






Pick up type

1393 - The relative humidity will be reduced to half its original value if the temperature of air is increased by:






11 degrees

1394 - The relative proportion of sand, clay and silt determines:






Soil texture

1395 - The removal of few large particles in an initial process is:






Scalping

1396 - The rice kernel which are lesser than 6/8 of the actual size are called:






Broken rice

1397 - The rising limb of a hydrograph is also known as:






Concentration curve

1398 - The saturated flow in soil occurs when:






Water is not under tension

1399 - The science which deal with the measurement of flow is known as:






Hydrometry

1400 - The second butterfly valve of carburetor is:






Choke

1401 - The seed drill, which is used for direct sowing of seeds in unploughed land after paddy harvesting is:






Zero till drill

1402 - The seed rate required in broadcasting method in comparison to drilling is:






More

1403 - The seed tubes are made of:






All are correct

1404 - The seeding behind plough is done by a device known as:






Malobansa

1405 - The seeding behind the plough method of sowing is generally used for:






Maize

1406 - The separation of grain in magnetic separator is carried out on the basis of:






Surface texture

1407 - The sequence of gears and shafts through which the engine power transmitted to tractor wheel is called:






Transmission

1408 - The shape of furrow cut by indigenous plough is:






V-shape

1409 - The shape of furrow cut by MB plough is:






L-shape

1410 - The shape of perforated deck used in specific gravity separator is:






Triangular

1411 - The share of MB plough is made of:






Chilled cast iron

1412 - The shelling of paddy by centrifugal dehusker is due to:






Impact

1413 - The shelling of paddy in rubber roll sheller is due to:






Shearing

1414 - The shovel of cultivator is made up of:






Chilled cast iron

1415 - The shovel of seed drill is made up of:






Carbon steel

1416 - The side slope of bund is function of:






Both (a) and (b)

1417 - The single cylinder engine is generally used in:






Stationary engine

1418 - The six-cylinder engine with possible number of firing orders is:






4

1419 - The size of combine is determined by:






Width of harvest

1420 - The size of cutter bar of self-propelled combine varies from:






2-4 m

1421 - The size of cutter bar of tractor PTO operated combine is:






1.5-2.5 m

1422 - The size of disc harrow is determined by:






Maximum width of cut

1423 - The size of heavy MB plough is:






Above 100 mm width of cut

1424 - The size of hole of single hole nozzle is usually larger than:






0.2 mm

1425 - The size of light MB plough is:






Between 100 mm and 150 mm width of cut

1426 - The size of medium plough is:






Between 150 mm and 200 mm width of cut

1427 - The size of most common type burr grinder is:






30 cm diameter

1428 - The size of mould board plough is expressed by:






Width of cut

1429 - The size of power thresher is determined by:






Width of cylinder and straw rack

1430 - The size of seed drill expressed by:






Number of furrow opener x spacing between two furrow openers

1431 - The slat type of mould board is used in:






Sticky soil

1432 - The slop area method is extensively used in:






Estimation of flood discharge based on high water mark

1433 - The soil moisture at permanent wilting point may be:






60 atm

1434 - The soil moisture between field capacity and permanent wilting point is:






Available moisture

1435 - The solar cells used in solar panel are used to convert solar energy into:






Electrical energy

1436 - The solar radiation receive by every squre meter:






0.64 KJ/sec

1437 - The solar radiation received directly from the sun is:






Beam radiation

1438 - The solar radiation receives from the sun after its direction has been changed is:






Diffuse radiation

1439 - The solid cone nozzle is used for:






Weedicides application

1440 - The spacing between discs in heavy-duty harrow is:






10-12 inch

1441 - The spacing between discs in light duty harrow is:






6-9 inch

1442 - The spacing between two adjacent discs in Olpad thresher is:






15 cm

1443 - The specific fuel consumption of diesel engine is:






200 gm/bhp/hr

1444 - The specific fuel consumption of diesel engine is:






Less than petrol engine

1445 - The specific fuel consumption of diesel engine is:






Less than in the petrol engine

1446 - The specific fuel consumption of petrol engine is:






290 gm/bhp/hr

1447 - The specific gravity of fuel is measured by:






Hydrometer

1448 - The specific gravity of gasoline ranges from:






0.70 to 0.78

1449 - The specific gravity of high-speed diesel is:






0.87

1450 - The specific gravity of light diesel oil is:






0.92

1451 - The specific gravity of petrol at 15? is:






0.73

1452 - The specific gravity of powering is:






0.82

1453 - The specific heat (Kcal/kg?C) of grains ranges from:






0.35-0.45

1454 - The specific heat of diesel is nearly:






1.9 KJ/Kg Degree Centigrade

1455 - The specific heat of petrol is nearly:






2.1 KJ/Kg Degree Centigrade

1456 - The specific storgae is:






Storage coefficient

1457 - The speed of bucket elevator ranges from:






2.5 to 4.0 m/s

1458 - The speed of hammer tip of a Rietz mill varies from:






5.2-111 m/s

1459 - The speed of hand-operated winnowing fan varies from:






200-350 rpm

1460 - The speed of high-speed engine:






More than 1000 rpm

1461 - The speed of multi-blade rotor is:






60-80 rpm

1462 - The speed of roller in huller mill is:






600-900 rpm

1463 - The speed range of medium speed engine is:






Between 350 rpm and 1000 rpm

1464 - The speed restriction of light belt drive is up to:






10 m/s

1465 - The speed variation of heavy belt drive is about:






>22 m/s

1466 - The speed variation of medium belt drive is:






10-22 m/s

1467 - The spike of MB plough is expressed in:






Width of cut

1468 - The spike tooth harrows are used mainly for:






Surface finishing

1469 - The square engine has:






Equal bore and stroke

1470 - The standard speed of a 21 spline PTO shaft is:






1000 rpm

1471 - The steam engine is






Single stroke engine

1472 - The storage capacity of mud kothi is:






1 to 50 tonnes

1473 - The storage life of non-perishable fruits exceed by:






12 weeks

1474 - The stroke bore of tractor engine varies from:






1 to 1.45

1475 - The stroke bore ratio of tractor engines varies from:






1.0 to 1.45

1476 - The stubble type of mould board is mostly suitable for:






Grassy land

1477 - The suitable clearance between reel and cutter bar for all purposes is:






12.5-25 cm

1478 - The sun's rays has higher intensity:






Near the equator

1479 - The syndicator type thresher is termed as:






All are correct

1480 - The tank capacity of airplane duster varies from:






220-900 kg

1481 - The teeth on the crankshaft gear is:






Half to camshaft gear

1482 - The temperature at which flame persists approximately for 5 seconds is:






Fire point

1483 - The temperature at which fuel begins to vaporize is:






Smoke point

1484 - The temperature at which fuel catches fire is:






Flash point

1485 - The temperature at which fuel flow ceases is:






Pour point

1486 - The temperature at which vapour flashes momentarily is:






Flash point

1487 - The temperature for gelatinization is about:






70 Degree Centigrade

1488 - The temperature inside the solar cooker ranges from:






100-140 Degree Centigrade

1489 - The temperature of cloud point is:






5' above the pour point

1490 - The tension of water at saturation capacity is almost:






0

1491 - The term harvesting is associated with:






All are correct

1492 - The term turrel is associated with:






Sickle

1493 - The thermal efficiency of CI engine is:






Higher than SI engine

1494 - The thermal efficiency of diesel engine varies between:






32 and 38 per cent

1495 - The thermal efficiency of petrol engine varies between:






25 and 32 per cent

1496 - The thickness of disc used in Olpad thresher is:






3 mm

1497 - The threshed gram received at main grain outlets with respect to total grain input expressed as percentage by mass is:






Threshing efficiency

1498 - The threshing cylinder used in groundnut thresher is:






Spike tooth type

1499 - The threshing efficiency of thresher depends on:






All are correct

1500 - The threshing of crop by stripping is done with the help of:






Both (a) & (b)

1501 - The tides in a period of 24 hours 50 minutes are:






Two high and two low

1502 - The tillage practice is desirable in the areas of having hard or compacted layers below the plough depth is:






Sub soiling

1503 - The tilt angle of disc plough influences:






Depth of cut

1504 - The top portion of a turned furrow slice is:






Crown

1505 - The total depth of water application to the crop is called:






Delta

1506 - The total swept volume of all pistons during power strokes occurring in one minute is:






Displacement volume

1507 - The tripping method of threshing is used for:






Paddy

1508 - The true point of hitch of the implement is called:






Centre of pull

1509 - The true specific gravity of dominant material is:






2.65

1510 - The two-stroke engine is:






Petrol engine

1511 - The two-way plough are designed to turn furrow slices to:






Only right

1512 - The type furrow opener used in zero tillage implement is:






Inverted type

1513 - The type of belt used in bucket elevator is:






All are correct

1514 - The type of starting aid generally used in the diesel power tiller is called:






Decompression lever

1515 - The un-damped natural frequency of seat suspension system with mzximum travel of 76 mm should be:






1.5 Hz

1516 - The uneven fields are left when working with:






MB plough

1517 - The uneven furrow formation in disc ploughing is due to:






All are correct

1518 - The unit of intrinsic permeability is:






Cm2

1519 - The upper safe noise level is:






85 dB

1520 - The upper strata of the earth where the openings are completely filled with water are:






Zone of saturation

1521 - The upper strata of the earth where the openings are partially filled with water is:






Zone of aeration

1522 - The use of reflector in solar heating devices is to:






Increase efficiency

1523 - The use of unit hydrograph for estimating floods is limited to catchments of size less than:






5000 km2

1524 - The useful life of self-propelled combine is:






6 years

1525 - The useful life of stationary engine is:






10 years

1526 - The useful life of tractor is:






10,000 hours

1527 - The useful life of walking type ploughs may take about:






1500 hrs

1528 - The useful working hours of mounted type combine is:






2000

1529 - The useful working hours of self-propelled combine is:






3000 hours

1530 - The value of angle of repose for millets is about:






20-25 degree

1531 - The value of angle of repose for wheat is between:






23-28 degree

1532 - The value of leakage factor for semi or pervious layer ranges between:






100 and 1000000 min

1533 - The vaporizing temperature of petrol fuel is:






Equal to diesel fuel

1534 - The variation in engine speed is observed at full load and no load is approximate:






100 rpm

1535 - The variation in viscosity of oil with change in temperature is measured by:






Viscosity index

1536 - The velocity of flow in open channel is determined by:






Darcy's formula

1537 - The velocity required to operate wind mill is more than:






10 km ph

1538 - The versatile implement used for seed bed preparation, ridge-making and channel shaping is:






MB plough

1539 - The vertical clearance of the BM plough ranges from:






3 to 5 mm

1540 - The vertical conveyer reaper is mostly used for harvesting:






Cereal crop

1541 - The vertical disc plough is:






Both (a) & (b)

1542 - The violent noise head in engine during process of combustion is:






Detonation

1543 - The viscosity is measured in:






Poise

1544 - The viscosity of oil denoted by a number is:






SAE number

1545 - The viscosity of water at 20 degree centigrade is almost:






1 centistokes

1546 - The volatility of fuel effects:






Speed of engine

1547 - The volatility quality of fuel indicates:






Vaporizing ability of fuel

1548 - The voltage developed by each cell of battery is about:






2.2 volt

1549 - The voltage in spark plug at the time of spark is:






20000 V

1550 - The volume displaced by one-stroke of piston is:






Swept volume

1551 - The volume of liquid required for ground spraying of field crop is:






400 litres/ha

1552 - The volume of liquid required for orchard spraying is about:






4000 litres/ha

1553 - The volume of water discharged per unit time is:






Well yield

1554 - The water level stands in the well before pumping is:






Static water level

1555 - The wearing plate of cutter bar of reaper is made of:






Mild steel

1556 - The weight of centrifugal governor is to regulate the:






Fuel control of diesel injection pump

1557 - The weight of diesel engine per horsepower is:






Heavier than petrol engine

1558 - The wet process of biomass digestion involves:






Anaerobic digestion and fermentation

1559 - The width and depth of cut of disc harrow is controlled by:






Gang angle mechanism

1560 - The width of cut of animal drawn reaper is:






900 mm

1561 - The wire (standard wire gauge used in primary coil is of:






20 SWG

1562 - The work of accumulator is:






To keep constant pressure

1563 - The work of choke is:






Supply of rich mixture

1564 - The work of crankshaft is to:






Turn the flywheel

1565 - The work of shoe in the reaper is:






To regulate the height of cut

1566 - The work timing gear is to:






All are correct

1567 - The working capacity of two-row potato planter is about:






0.2 to 0.3 ha/h

1568 - The yardstick of sharpness of solid materials is:






Roundness

1569 - Thermal efficiency of Magneto hydrodynamic system is about:






60-65%

1570 - Thermostat valve is used in:






Water-cooled engines

1571 - Thing layer drying includes:






Flat bed dryer

1572 - Threshing capacity of a large stationary thresher is:






4.17 tonnes

1573 - Threshing in rotating drum cylinder is due to:






Impact

1574 - Threshold wind velocity is directly proportional to:






Square root of particles diameter

1575 - Throttle system controls the:






Amount of air fuel mixture

1576 - Throttle type governor is kind of:






Hydraulic governor

1577 - Tidal energy is associated with:






Sea

1578 - Tidal energy is the:






Renewable energy

1579 - Till plant equipment which are used for seed bed are:






Sweeps

1580 - Tillage system, which is suitable for dry land agriculture, is:






All are correct

1581 - To and fro motion of piston is converted to






Rotary motion

1582 - To convert the point of rainfall value at various stations into an average value over a catchment area is possible by:






All are correct

1583 - To particle size of gravel according to USWA is:






>2 mm

1584 - To plough a one-hectare land with 15 cm width country plough, a man has to walk:






66 km

1585 - Todal power is dissipated by:






Both (a) & (b)

1586 - Toe-in and toe-out are related to:






Front axle of tractor

1587 - Toe-in provide in tractor is approximately:






7 - 10 mm

1588 - Top link of trctor is also known as:






All are correct

1589 - Total quantity of water in the world is about:






1386 Mkm3

1590 - Traction can be be increased by:






All are correct

1591 - Traction coefficient is maximum in a field when:






It is dry

1592 - Tractive efficiency is affected by:






All are correct

1593 - Tractor brake test should be carried out at speed of:






25 kmph

1594 - Tractor drawn implements have:






High speed and higher working capacity

1595 - Tractor front mounted reaper is operated at a forward speed of:






3.0 km/h

1596 - Tractor mounted groundnut digger shaker is driven by:






Tractor PTO

1597 - Tractor operation in lower gear causes:






More pull

1598 - Tractor pulley is made of:






All are correct

1599 - Tractor seat suspension should have its natural frequency of:






0.5 to 2.0 cycles per second

1600 - Tractor transmission oil should be changed at every:






750 hours

1601 - Transmission oil should be changed after:






750 hours

1602 - Turbo chargers are driven by:






Exhaust

1603 - Turbocharger of an engine is driven by:






Exhaust gas

1604 - Turning radius is affected by:






Both (a) & (b)

1605 - Two bullocks weighing 750 Kg each are pulling an implement with speed of 2 km/h. The hp that required pulling an implenment is:






1.11 hp

1606 - Two wind mills equivalent to:






1.0 hp

1607 - Two-stroke engine are:






High speed engine

1608 - Two-way plough is advantageously working in:






Contour field

1609 - Tyler sieves originated in/at:






1910 (USA)

1610 - Type of pump used in lubrication system:






Gear type

1611 - Ultra low volume sprayer is used for application of:






Weedicides

1612 - Unit injector is also known as:






Atomizer

1613 - Unit of noise is:






Decible

1614 - Universal Soil Loss Equation (USLE) is named because:






It accounts all parameters affecting the soil loss

1615 - Useful life of stationary engine is:






10 years

1616 - USLE is used for predicting:






All are correct

1617 - USLE was developed for:






American condition

1618 - V' pocket (vetch) type disc separator is used for separation:






Round shape material

1619 - Valve timing diagram is a function of:






Engine speed

1620 - Valve timing diagram is a function of:






Engine speed

1621 - Vapour lock is associated with:






Fuel supply system

1622 - Variable-speed engines are used in:






All are correct

1623 - Variation in engine speed at full load and no load is called :






Speed drop

1624 - Vegetable lubricants are made from:






All are correct

1625 - Venturi tube is provided in carburet or for:






Producing low pressure

1626 - Venturi unit and diaphragm unit are connected by:






Vacuum pipe

1627 - Venturi unit is connected to the:






Engine inlet manifold

1628 - Vertical clearance of MB plough influences:






Depth of cut

1629 - Vertical interval of bench terrace depends on:






Both (a) & (b)

1630 - Vertical rotor metering device is used for:






Precision planting

1631 - Vibration is measured by:






Accelerometer

1632 - Viscosity measured in:






All are correct

1633 - Viscosity of lubrication oil is measured by:






Viscometer

1634 - Viscosity of oil is measured in terms of:






Its resistance to flow

1635 - Volumetric efficiency of air-cooled engines in comparison to water-cooled engines is:






Lower

1636 - Volumetric efficiency of piston pump is about:






90 per cent

1637 - V-shaped gullies are developed when:






Now velocity is high but runoff volume per unit time is less

1638 - V-shsped gullies are found in






Hilly areas

1639 - Water held by force of surface tension is:






Capillary water

1640 - Water that holds highly to the surface of soil particles by adsorption force is:






Hygroscopic water

1641 - Watershed is a:






All are correct

1642 - Wave energy is associated with:






Ocean

1643 - Weight transfer in a tractor implement system is caused by:






Application of pull

1644 - Weight transfer in tractor is affected by:






Centre of gravity

1645 - Weight transfer of tractor is directly affected by:






Both (a) & (b)

1646 - Wet dusting is beneficial for:






Drought area

1647 - What the stroke: bore rati of an engine increases, the volumetric efficiency of the engine:






Decreases

1648 - Wheat is placed in:






Creals

1649 - When a well is dug in water table aquifer the static water level in the well stands at:






Upper elevation of water table

1650 - When brake is applied the kinetic energy of body is converted into:






Heat energy

1651 - When cam gear rotes one time the crankshaft gear will rotate:






Two times

1652 - When crankshaft of the engine completes one cycle, the camshaft completes:






Half revolution

1653 - When knife and pitman run in a straight line, then cutter bar is in:






Proper alignment

1654 - When the bulk density of medium to fine textured subsoil exceeds about 1.7 g/cc the value of hydraulic conductivity of soil is:






Low

1655 - When the knife section of cutter bar stops in the center of its guard after every stroke is:






Registration

1656 - When the soil moisture and rainfall are inadequate during the growing season to support healthy crop growth to maturity is called:






Agricultural drought

1657 - When the temperature is raised to 38.3?C the gas production increased by:






0.5

1658 - Which is the recording type of rain gauge?






All are correct

1659 - Which method is used for estimation of evaporation?






All are correct

1660 - Which of the biogas plant has digester tank and gasholder as combined unit?






Fixed dome type

1661 - Which of the following instruments is connected with stream flow measurement?






All are correct

1662 - Which of the following is transmission dynamometer?






Torsion dynamometer

1663 - Which of the following items utilizes direct energy of sun:






All are correct

1664 - Which of the following rice cooks more flaky?






Parboiled rice

1665 - Which of the method, the separation of bran without loss of endosperm is possible?






Parboiling rice method

1666 - Which soil is more resistant to erosion?






Cay soil

1667 - Which would be more effective for erosion:






Combination of crops, trees and livestock

1668 - White smoke indicates:






Presence of water in fuel

1669 - Wick lubrication is also called:






Siphon lubricator

1670 - Wind due to its motion possesses the:






Kinetic energy

1671 - Wind energy is a form of:






Solar energy

1672 - Wind erosion can be controlled by use of:






Both (a) and (b)

1673 - Wind erosion is common in:






Arid and semi-arid zones

1674 - Wind erosion is influenced by:






All are correct

1675 - Wind erosion is influenced by:






Wind velocity, clod size, and surface roughness and soil moisture

1676 - Wind erosion is more in:






Non-cohesive soils

1677 - Wind is a source of:






Inexhaustible energy

1678 - Wind velocity varies with:






Temperature

1679 - Working temperature of diesel engine ranges from:






71-82 Degree Centigrade

1680 - Working temperature of petrol engine ranges from:






82-88 Degree Centigrade

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