Building Material And Construction Technology Important MCQs Part: 1

1 - _____ consist of bricks which are generally placed on one end or edge.






Brick Lintels

2 - _____ do not radiate from a common centre.






Dancing steps

3 - _____ is the wedge shaped unit at the Crown of an arch.






Key

4 - _____ method is useful when the soil consists of sand or granular material.






Chemical consolidation

5 - _____ types of arches is constructed from bricks which are cut to a wedge shaped by means of an axe.






Rough cut arch

6 - ______ are also known as non subterranean or wood nesting termites.






Drywood termites

7 - ______ has one end or both ends splayed in plan.






Splayed step

8 - ______ is a row of arches supporting a wall above and being supported by the piers.






Arcade

9 - ______ is necessary to tie back the scaffolding with the building at suitable levels.






Tying-in

10 - ______ is the clear vertical distance between the highest point on the intrados and springing line.






Rise

11 - ______ is the vertical member which is fixed between string and handrail to give support to the handrail.






Baluster

12 - ______ stairs have any geometrical shape and they require no newel posts.






Geometrical

13 - ______ type of ashlar masonry occupies an intermediate position between the rubble masonry and ashlar masonry.






Ashlar block-in-course masonry

14 - _______ arches can be constructed from ordinary bricks or purpose made bricks or soft bricks.






Brick arches

15 - _______ arrangement helps in improving the appearance of the face and also reduces the quality of concrete.






Rebated boot lintel

16 - _______ consist of constructing the inverted arches between the piers.






Inverted arch foundation

17 - _______ indicates the dead load or weight of the machine for which Foundation is to be provided.






Static load

18 - _______ is an ordinary step of rectangular shape in plan.






Flier

19 - _______ is another modified form of the English bond and it is used to add beauty in the appearance on the wall.






English cross bond

20 - _______ is necessary to provide at suitable vertical distance in multi storage buildings.






Relief valves

21 - _______ is the horizontal distance between the faces of two consecutive Risers.






Going

22 - _______ is the inclined or splayed surface on the abatement.






Skewback

23 - _______ is the method of increasing the bearing power of soil when load coming on the soil is practically uniform.






Raft foundation

24 - _______ method is used to restore slab or pavement which has settled.






Cement grouting

25 - _______ occurs at places where there is considerable variation in the height of water table.






Withdrawal of moisture from the sub-soil

26 - _______ occurs due to various reasons such as unequal distribution of load on the foundations, varying bearing power of the sub soil, eccentricity of the load, etc.






Unequal settlement of the sub-soil

27 - _______ type of arch is constructed from bricks which are finely cut by means of wire saw.






Gauged arch

28 - _______ used to mean the regulation of admitting more or less sunshine in the room.






Aspect

29 - ________ arches can be constructed of the precast cement concrete blocks or Monolithic concrete.






Concrete arches

30 - ________ consist of slabs of Stones which are placed across the opening.






Stone Lintels

31 - ________ consists of Steel angles or rolled Steel joists.






Steel Lintels

32 - ________ form of quoin is formed when two walls meet at an angle of 90°.






Square quoin

33 - ________ foundation is provided for heavily loaded Timber column or masonry wall.






Timber grillage

34 - ________ is a flexible material and is placed on the bedding of concrete or mortar.






Hot bitumen

35 - ________ is a piece which is used to bridge an opening in a wall and it supports one end of the putlog at the opening.






Bridle

36 - ________ is a semi-rigid material and it forms an excellent impervious layer of damp proofing.






Mastic asphalt

37 - ________ is applied to the process of laying down certain lines and marks on the ground before the excavation of foundation trenches.






Ground tracing

38 - ________ is the commonly accepted theory of corrosion.






Electrolytic theory

39 - ________ is the commonly accepted theory of corrosion.






Electrochemical corrosion

40 - ________ is the inner surface of Arch.






Soffit

41 - ________ is the main source causing dampness in badly designed kitchens.






Condensation

42 - ________ method is based on the principle that the densest concrete is achieved by proportioning its aggregate in such a manner that the heaviest weight of concrete for same volume is obtained.






Maximum void method

43 - ________ method is not in common use in case of placing concrete underwater.






Tremie

44 - ________ process consists of making a number of holes in the ground and then filling these holes by the cement grout under pressure.






Cement grouting

45 - ________ results rain water carrying certain Chemicals and salt which reacts with the material used for the foundation work and turn them into powder.






Atmospheric action

46 - ________ stairs are now not frequently used.






Brick

47 - ________ steps are in the form of trade and risers of thin stone slabs.






Built up steps

48 - ________ type of arch is constructed from ordinary un-cut bricks.






Rough arch

49 - ________ type of right angle junction forms the shape of the English letter T in plan.






Tee-junction

50 - ________ type of Shoring is suitable for a maximum distance of about 9 m between the adjacent parallel walls.






Flying shore

51 - _________ are the vertical members of the framework and they are either supported on the ground or embedded into the ground.






Standards

52 - _________ consists of driving either a hollow tube or a steel rod or an iron rod into the ground.






Probing

53 - _________ consists of the reinforcement cement concrete and they have replaced practically all other materials for the lintels.






RCC Lintels

54 - _________ foundation is suitable for the structures such as bridges, reservoirs, supports for drainage lines, tanks, etc.






Inverted arch

55 - _________ is a Board placed parallel to the Ledgers and supported between the Putlogs.






Toe board

56 - _________ is a flexible material which is commonly used for the damp proofing.






Hot bitumen

57 - _________ is defined as the main plank which remains in contact with sides of Trench.






Sheeting

58 - _________ is known as Substructure of the building.






Foundation

59 - _________ is stronger than the single scaffolding and it is used in the construction of stone work.






Double scaffolding

60 - _________ is the lower half portion of the arch between the crown and the skewback.






Haunch

61 - _________ is used to indicate the architectural effect produced by elevation in relation to width, height position of doors and windows, materials employed in the construction of external walls, etc.






Elegance

62 - _________ is used to indicate the maximum load per unit area which the soil will resist safely without displacement.






Bearing power

63 - _________ lintels consist of pieces of timber which are placed across the opening.






Timber

64 - _________ method of increasing the bearing power of soil becomes very useful when the load coming on the soil is practically uniform.






Raft foundation

65 - _________ stairs are light in weight, they are mostly used for residential buildings.






Timber

66 - _________ stairs are now commonly used in all types of construction and in case of a frame structure of reinforced concrete.






RCC

67 - _________ termites cannot survive or live without maintaining connection with the soil.






Subterranean

68 - _________ vibrators are mounted on platforms or screeds.






Surface vibrators

69 - _________ vibrators consists of the Steel Tube which is inserted in a fresh concrete.






Internal vibrators

70 - __________ absorbing water less than 4.50% of their weight can be used for Damp proofing.






Bricks

71 - __________ arches can be constructed in rubble masonry or ashlar masonry.






Stone arches

72 - __________ bond is considered as the strongest Bond in brick work.






English bond

73 - __________ have been developed for determining the load bearing capacity of piles.






Empirical formulas

74 - __________ in a building means the free passage of clean air in a building.






Ventilation

75 - __________ is a flexible material and it is easy to lay & is available in rolls of normal wall width.






Bituminous felts

76 - __________ is a modified form of English bond and by this bond, the corner of the walls is strengthened.






Dutch bond

77 - __________ is a very light type of scaffolding and can be used only for the maintenance work such as painting, pointing, whitewashing, etc.






Suspended scaffolding

78 - __________ type of scaffolding is used when the proper hard ground is not available for the standards to rest.






Cantilever scaffolding

79 - __________ vibrators are attached to the form work and the external centring of walls, column, etc.






Shutter vibrators

80 - ___________ corrosion takes place at or near the room temperature when the metal comes into contact with moisture or with aqueous solutions of salt, acids or bases.






Electrochemical corrosion

81 - ___________ finish is obtained by sinking the surface below the original level in the form of white grooves, chamfers, inclined surfaces, etc.






Sunk finish

82 - ___________ flooring is available in two forms, namely, tiles and carpet.






Cork

83 - ___________ is the most common type of scaffolding and is widely used in the construction of brickwork.






Single scaffolding

84 - ____________ is a very important consideration in the acoustic design of an Auditorium and it involves geometrical aspects of the hall.






Shape

85 - ____________ type Trencher can dig a trench up to 10 m in depth and 4 m in width.






Ladder

86 - _____________ flooring is just similar to Moorum flooring except that mud is used in place of Moorum.






Mud

87 - _____________ flooring is known as the composition flooring or jointless flooring.






Magnesite

88 - _____________ is the process by which the required amount of moisture is added in the air.






Humidification

89 - _____________ sheets are obtained from the cement which is mixed with about 15% of asbestos fibre.






Asbestos cement

90 - ______________ are the most common drilling tools used by the handyman with either hand or electric drill.






Twist bits

91 - ______________ are the wooden planks or boards which are fixed on the gable end of a roof.






Barge boards

92 - ______________ are used to excavate underwater material.






Dredger

93 - ______________ flooring material called polyvinyl Chloride and it is fabricated in the form of tiles, all different sizes and various colours shades.






Plastic

94 - ______________ flooring material is a mixture of linseed oil, gums and resins, pigments, wood flour, cork dust and other filling materials.






Linoleum

95 - ______________ flooring material is used when it is desired to transmit light to the floor below or to admit light to the basement from the upper floor.






Glass

96 - ______________ is a light, flexible and waterproof material.






Ruberoid

97 - ______________ is a measure of quantity of sound energy.






Intensity

98 - ______________ is mainly used for grading purpose.






Dozer

99 - ______________ is the simplest form of a pitched roof and it is also known as pent roof.






Lean on roof

100 - ______________ is very important to control the noise pollution near an Auditorium area.






Site selection

101 - ______________ of sound is affected by frequency of sound.






Intensity

102 - ______________ rollers are also known as tamping rollers.






Sheep’s foot

103 - ______________ ropes are widely used for hoisting purpose and they consist of fibre suitably bound together.






Manilla

104 - ______________ type of pointing is kept vertical and it is placed inside the wall surface.






Recessed

105 - _______________ are designed for drilling into brick, block, stone or concrete.






Masonry bits

106 - _______________ are the most commonly used equipment for transportation.






Trucks

107 - _______________ are the rafters which are provided at the junction of two roof slopes.






Jack Rafter

108 - _______________ are used to change the direction of ropes and to raise greater loads with less efforts.






Pulley blocks

109 - _______________ consists of a large bucket which is attached to a tractor.






Scraper

110 - _______________ defect is due to lack of reflecting surfaces near the source of sound and excessive absorption of sound in the hall.






Loudness

111 - _______________ defect is due to poor sound insulation.






Exterior noise

112 - _______________ is a heavy duty rock drills used for drifting and tunnelling and for benching and production drills.






Drifter

113 - _______________ is a Rotary type drill and its abrasive power depends on the bit which is in the form of a section of steel pipe with serrated or a roughened lower end.






Shot drill

114 - _______________ is a rotary type of drill and its bit consists of a metal mould or Matrix containing a large number of diamonds.






Diamond drill

115 - _______________ is a self propelled machine which is used mainly to exert a powerful tractive force for pulling other machines.






Tractor

116 - _______________ is a very light roof covering.






Thatch

117 - _______________ is prepared by dissolving Asphalt or mineral pitches or Vegetable bitumen in any type of oil or Petroleum.






Bituminous paint

118 - _______________ system is just the reverse of the exhaust system.






Supply

119 - _______________ truss differs from King post Truss in having two vertical members.






Queen post truss

120 - _______________ type of Pointing is formed by steel or iron rod with a concave edge.






Beaded

121 - ________________ are cranes of Swing jib type and are mounted on high Steel Towers.






Tower

122 - ________________ are drifters which are mounted on masts and masts are mounted on two wheels to provide easy portability of the drills.






Wagon drills

123 - ________________ are made of mats or screens of split wire or glass wool or such other material and coated with non drying viscous oil.






Viscous filters

124 - ________________ are made of sheet metal of suitable size and shape to convey the conditioned air.






Ducts

125 - ________________ are Steel bits which are screwed to the ends of drill rods and they can be attached to or removed from the drill steel.






Detachable bits

126 - ________________ are the pieces of timber which extends from the eves to the ridge.






Rafters

127 - ________________ are the strips of wood which are fixed on the rafter or ceiling.






Battens

128 - ________________ are the supports of the continuous belt.






Pulleys

129 - ________________ are usually mounted on two or four pneumatic tyred wheels.






Scraper

130 - ________________ based lubricants do not work well on diamond drill bits.






Oil

131 - ________________ consist of a vibrating unit mounted on a screed, plate or roller.






Vibratory compactors

132 - ________________ conveyors maybe in the form of side discharge conveyors.






Spreading

133 - ________________ crane is used for open sites and it possesses a very long reach.






Derrick

134 - ________________ is a Jack hammer mounted on a tripod with legs spread out to grant sufficient stability to the drill.






Tripod drill

135 - ________________ is an air operated drill which can easily be carried from one place to the other.






Jack hammer

136 - ________________ is mounted on the wheels and carries two to four teeth, the usual number being three.






Rooter

137 - ________________ is the process by which the required amount of moisture is taken out from the air.






Dehumidification

138 - ________________ is used for rolling and compacting the subgrade, the base and the surface of many types of roads.






Road roller

139 - ________________ is used to excavate the trenches of width from 250 mm to 450 mm and depth 4 m with accuracy and speed.






Ditcher

140 - ________________ type of drill consists of a long Steel bit which is mechanically lifted up and dropped down to disintegrate the rock.






Churn drill

141 - ________________ type of excavator carries Shovel at its lower end.






Power shovel

142 - ________________ type of excavator carries the skimmer at its lower end.






Skimmer

143 - _________________ are also known as a wood or dowel bit.






Spur point bits

144 - _________________ are also known as the self-contained conveyors and they are used when placing of small volume of concrete is involved.






Portable Conveyors

145 - _________________ are designed to fit in rechargeable screwdriver and have low power.






Screwdriver bits

146 - _________________ are extra wagons attached to the tractors or trucks.






Trailers

147 - _________________ are intended for power drilling use only, the centre point locates the bit and the flat steel on either side cuts away the timber.






Flat wood bits

148 - _________________ are the long wooden members which are embedded on top of the walls to receive the common rafter.






Wall plates

149 - _________________ bits are specially used for very hard materials.






diamond drill

150 - _________________ drilling has rapidly become an inexpensive alternative to outdated mechanical hole drilling methods.






Laser

151 - _________________ flooring material is a mixture of raw rubber, fillers such as fibre, cork, etc. and pigments.






Rubber

152 - _________________ Gantry consists of a platform which receives and distributes the material.






Platform

153 - _________________ is a rotary drill and it consists of steel pipe stem on the bottom of which is attached to a roller bit






Blasthole

154 - _________________ is a self propelled machine which is used mainly to exert a powerful tractive force for pulling other machines.






Tractor

155 - _________________ is a self-propelled drill.






Blasthole drill

156 - _________________ is the modified form of Jack hammer.






Stop hammer

157 - _________________ type of equipment have intermittent cycles of work.






Intermittent

158 - _________________ type of excavator is used for digging below, at or above operating level in a vertical range.






Clamshell

159 - _________________ type of excavator used for digging the foundation trenches below operating level.






Backactor

160 - _________________ type of pointing is formed by removing the excess motor from the joint.






Flush

161 - _________________ type of rollers rely upon their deadweight to carry out consolidation work.






Dead weight

162 - _________________ types of equipments are characteristics of both, intermittent as well as continuous flow type equipments.






Mixed

163 - __________________ are the inclined members of a Truss.






Principle rafters

164 - __________________ are the thin strips of wood which are fixed on the rafters or ceiling.






Battens

165 - __________________ are used to collect the valuable chemical or mineral dusts.






Electric precipitator

166 - __________________ are very useful for horizontal transportation of materials like bricks, aggregates, scaffoldings, etc.






Dumpers

167 - __________________ indicates the time duration by which we comes to know about the destructive period of an equipment.






Normal deterioration

168 - __________________ is an index which combines the effect of air movement, humidity and temperature.






Effective temperature

169 - __________________ is prepared from nitro cotton, celluloid sheets, photographic films, etc.






Cellulose paint

170 - __________________ is the process of using a drill bit in a drill to produce cylindrical holes in solid materials, such as wood or metal.






Drilling

171 - __________________ is used for carrying out the earth work operation of a road.






Scraper

172 - __________________ is used for designing the old road to a predetermined depth.






Scarifier

173 - __________________ is used in a power or hand drill to form the conical recess for the heads of countersunk screws.






Countersink bit

174 - __________________ laser drilling uses a rapid fire burst of pulses micro-machining method.






Percussion

175 - __________________ material is used for cheap construction and for places where heavy articles are to be stacked as in case of godowns, Sheds, stores, etc.






Brick

176 - __________________ roof is a variation of a couple close roof.






Collar beam

177 - __________________ roof is just similar to a couple roof except that the legs of the common after are connected by tie beam.






Couple-close

178 - __________________ ropes consists of strands of wire of iron, Steel, etc. which are twisted around the core of hemp.






Wire

179 - __________________ type of excavator is used for digging at or below the operating level.






Dragline

180 - __________________ type of scraper consists of a four wheeled scrapper bowl towed behind crawler Power unit.






Crawler drawn

181 - __________________ types of equipment have a continuous flow of work turned out.






Continuous flow

182 - ___________________ are used for vertical transportation of aggregates and wet concrete on large project sites.






Elevators

183 - ___________________ consists of white cement, pigment, accelerator and other additives.






Cement paint

184 - ___________________ contains the necessary variety of plastic and it is available in the market under different trade names.






Plastic paint

185 - ___________________ defect occurs when surface to be painted is too smooth.






Running

186 - ___________________ defects is caused by the water vapour which is trapped behind the painted surface.






Blistering

187 - ___________________ equipment are used to decrease the porosity of earth and to increase the density and strength of the earth.






Compaction

188 - ___________________ is the most reactive of drier metals and is generally regarded as a surface drier.






Cobalt

189 - ____________________ are ideal for drilling large diameter and deep holes in wood or thick man-made boards.






Wood auger bits

190 - ____________________ are same as Spur point bits, but can be used in metal, wood and plastics.






Bullet pilot point bits

191 - ____________________ contains white lead, zinc white, oil, Petroleum spirit and resinous matter.






Enamel paint

192 - ____________________ conveyors operate in series with end discharge transfer points.






Feeder

193 - ____________________ is a air operated drill similar to Jack hammer.






Drifter

194 - ____________________ is similar to platform gantry except that the platform is converted into a movable carriage.






Traveling gantry

195 - ____________________ laser drilling is a method used to remove a cylindrical Core, or circular disc from a substrate.






Trepanning

196 - ____________________ roof is similar to the collar beam roof accept that two collar beams which are crossing each other to present an appearance of scissors are provided.






Collar and scissor

197 - _____________________ are the bits used for drilling ceramic tiles and glass with a ground tungsten carbide tip.






Tile bits

198 - _____________________ bits are used when some rocks are so abrasive that steel bits have to be replaced after they have been drilled only few centimetres of hole.






Carbide insert bits

199 - _____________________ contains calcium sulphide with varnish.






Luminous paint

200 - _____________________ substances accelerate the process of drying.






Drier

201 - ______________________ are used for cutting large, fixed diameter holes in a wood or plastic.






Hole saw bits

202 - ______________________ contains binding material such as polyvinyl Acetate, synthetic resins, etc.






Emulsion paint

203 - ______________________ essentially consist of oil and stronger drier.






Anti-corrosive paint

204 - ______________________ is used to heat bitumen before it is applied on the road surface.






Bitumen boiler

205 - __________________________ is suspended in either quick drying spirit varnish or slow drying oil varnish as per requirement.






Aluminium paint

206 - 1:2:4, 1:3:6, etc. Are used in which method of volumetric proposition.






Arbitrary method

207 - A ____ is define as a sequence of steps and it is provided to afford the means of Ascent and Descent between the floors or landings.






Stair

208 - A ______ caisson is open at top and closed at bottom.






Box caissons

209 - A ______ is define as a structure which is sunk through ground or water to exclude water and semi fluid material during the process of excavation of foundations.






Caisson

210 - A _______ becomes uneconomical in cases where the plan area of foundation work is small as compared to the depth of water.






Cofferdam

211 - A _______ consists of a watertight pipe of diameter about 250 mm to 300 mm.






Tremie

212 - A ________ is a caisson which is open at top as well as at bottom.






Well

213 - A ________ is formed when two walls meet each other at an angle other than a right angle without making a quoin.






Squint junction

214 - A _________ foundation is a special type of isolated footing, generally provided for heavy loaded steel structure specially in those location where bearing of soil is poor.






Grillage

215 - A _________ is a course of stone provided at the top of wall to dispose off rain water.






Cornice

216 - A _________ is a horizontal member which is placed across an opening to support the position of the structure above it.






Lintel

217 - A _________ is a mark of depth about 10 mm to 20 mm which is placed on the face of a brick to form a key for holding the mortar.






Frog

218 - A _________ is a projecting stone which is usually provided to serve as support for roof truss, beam, weather shed, etc.






Corbel

219 - A _________ is a sloping surface and it is adopted as a substitute for stair for easy connection between the floors.






Ramp

220 - A _________ is a very useful equipment and it can be used for construction work like to clear the site of work, to make the land level, etc.






Bulldozer

221 - A _________ is provided at the top of the Tremie to receive the concrete.






Hopper

222 - A _________ layer is in proportion 1:2:4 is generally provided at the plinth level to work as a damp proofing course.






Cement concrete

223 - A __________ are open at bottom and closed at top.






Pneumatic caissons

224 - A __________ is a course of stone which is laid at the top wall so as to protect the wall from rain water.






Coping

225 - A ___________ junction is formed when two continuous walls cross or intersect each other.






Cross-junction

226 - A ____________ is a rounded vault forming a roof.






Dome

227 - A ____________ is used to level the ground and spreads the loose material.






Grader

228 - A _____________ dredger essentially consist of a graph suspended from cable.






Grab

229 - A ______________ consist of horizontal platform which is moved upward and downward by a powered winch between vertical guides.






Hoists

230 - A ______________ is a power driven hammer used to shape forgings.






Steam hammer

231 - A _______________ Dredger consists of a pontoon carrying a frame in which a revolving boom is fixed.






Dipper

232 - A _______________ Dredger consists of an endless chain of bucket mounted on a ladder.






Bucket ladder

233 - A _______________ Dredger essentially consist of sand pump which excavates and transport the bed material in one operation.






Hydraulic

234 - A _______________ is merely a steel or Timber mast which is held in the vertical position by three to four guy ropes.






Gin poles

235 - A _______________ is produced when part of the atmosphere is compressed suddenly.






Sound

236 - A ________________ can be used on wet ground and in all conditions of weather.






Bulldozer

237 - A ________________ consists of a coil whose diameter is about 50 mm to 100 mm.






Tower crane

238 - A _________________ is a mechanism in the shape of a cylinder or drum, over which rope or chain is wound.






Winch

239 - A _________________ produced by sound may shatter windows and can cause damage to the Plaster of walls.






Sonic boom

240 - A _________________ roller consists of a flat platform below with number of smooth rubber tyre wheels are mounted on two or more axles.






Pneumatic

241 - A __________________ roller is a multi purpose roller which is used for various purposes and for practically all type of roads.






Smooth wheeled

242 - A ___________________ is also known as roto-hammer drill or masonry drill.






Rotary percussion drill

243 - A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than






0.2

244 - A bedding block is generally provided at the end of a Truss as __________






Template

245 - A combination of tread and riser is known as _____






Step

246 - A common footing provided for two or more columns is known as _________






Combined footing

247 - A connection between a main wall and partition wall is termed as _____






Junction

248 - A ferrous metal is






all the above.

249 - A first class brick when immersed in cold water for 24 hours should not absorb water more than______________?






0.2

250 - A good brick earth should contain :






All the above.

251 - A good building stone should not absorb water more than_____________?






0.05

252 - A good quality stone absorbs water less than






0.05

253 - A Grader which is told by a tractor is known as _________






Elevating grader

254 - A large factor of safety should be adopted in the design of _____ as it is difficult to assess the actual loads.






Horizontal shore

255 - A mortar joint in masonry which is normal to the face of wall is known as_________________?






cross joint

256 - A prime coat is given to steel work with






a mixture of white lead and lead paint

257 - A pug mill is used for






tempering brick earth

258 - A queen closer is a______________?






brick having the same length and depth as the other bricks but half the breadth

259 - A recent development known as the ___________ roof, has combine the advantages of flat roofs and curved roof.






Doubly curved tile

260 - A rock contains only one mineral. It is called






monomineralic

261 - A small portion of the painted surface is sometimes seen lose, it is known as the ___________






Flaking

262 - A spread footing for a single column is known as the _____






Isolated footing

263 - A square pit, know as _________ with side as about 1.50 m, is excavated upto a depth at which sufficiently hard soil is available.






Test pits

264 - A Stair turning through one right angle is known as a _______ stair.






Quarter- turn

265 - A Stair turning through three right angles is known as a ________ stair.






Three Quarter Turn

266 - A Stair turning through two right angles is known as a _________ stair.






Dog-legged

267 - A stone is rejected if it absorbs water more than






0.1

268 - A volatile substance added to a paint to make its application easy and smooth, is known as






solvent

269 - A wooden piece provided at ridge line of a sloping roof is known as the ___________






Ridge

270 - A wooden piece provided at the Ridge line of a sloping roof is known as the ____________






Ridge

271 - According to International agreement, the frequency is measured in ________






Hertz

272 - According to IS 399-1963, the weight of the timber is specified at






12% moisture content

273 - According to IS specifications, the compressive strength of ordinary portland cement after three days should not be less than________________?






16 MPa

274 - According to ISI, bitumen is classified into






10 grades.

275 - According to the __________ law given by Abram as a result of many experiments, the strength of well compacted concrete with good workability is dependent only on the water cement ratio.






Water-cement ratio

276 - According to the __________ law given by Abram as a result of many experiments, the strength of well compacted concrete with good workability is dependent only on the water cement ratio.






Water-cement ratio law

277 - Addition of pozzolana to ordinary Portland cement increases__________________?






shrinkage

278 - Advantage of a clamp compared to a kiln for burning bricks is that_______________?






it has less initial cost

279 - After storage, the strength of cement________________?






decreases

280 - Age of a tree may be ascertained by






number of annual rings.

281 - All _______ tend to accelerate the setting of cement and to improve the strength of concrete in early stages.






Chlorides

282 - An _______ is a structure which is constructed to span across an opening.






Arches

283 - An _______________ is an oldest type of machine which removes earth.






Excavator

284 - An open _______ is a convenient form of foundation for Bridge piers.






Cylinder

285 - Any rafter which is shorter than a common rafter is known as a _______________






Jack Rafter

286 - Apiece of sawn timber whose cross-sectional dimensions exceed 5 cm, in one direction and 20 cm in the other direction, is called a






baulk

287 - As a principle of planning, the term _______ is used to mean architectural hygiene.






Sanitation

288 - As compared to conventional concrete, the ________ of no fines concrete is relatively low.






Drying shrinkage

289 - As compared to English bond, double flemish bond is_________________?






more compact

290 - As compared to stretcher course, the thickness of joints in header course should be_____________?






less

291 - As no-fines concrete has little or no ___________ in the fresh state, it requires long time for the removal of forms.






Cohesion

292 - As per IS specifications, the maximum final setting time for ordinary Portland cement should be_______________?






10 hours

293 - Asbestos






All the above.

294 - Asbestos






all the above.

295 - Asbestos cement






all the above.

296 - Asbestos is






all the above.

297 - Asphalt is obtained from






petroleum distillation

298 - Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below ?






Both A and R are true but R is not the correct explanation of A

299 - Assertion A : Paints with white lead base are not recommended for painting of iron works. Reason R : Paints with white lead base do not check rusting of iron. Select your answer according to the coding system given below ?






Both A and R are true and, R is the correct explanation of A

300 - Assertion A : Pure lime takes a long time to develop adequate strength. Reason R : Pure lime has slow hardening characteristics. Select your answer according to the coding system given below ?






Both A and R are true and R is correct explanation of A

301 - Assertion A : Shishum is used for decorative woodwork. Reason R : Shishum can be polished to an excellent finish. Select your answer according to the coding system given below ?






Both A and R are true and R is the correct explanation of A

302 - At present, the lentils of _________ are widely used to span the openings for doors, Windows, etc. in a structure.






RCC

303 - Basalt is






extrusive igneous rock

304 - Based on its dry weight, a freshly felled tree may contain water






100%.

305 - Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica______________?






quartz and mica are minerals

306 - Because of high concentration of reflected sound at the Sound foci, there is deficiency of reflected sound at some point known as __________






Dead spots

307 - Bessemer process is used for the manufacture of






Steel.

308 - Bitumen completely dissolves in






All of these.

309 - Bitumen emulsion is






all the above.

310 - Bitumen felt






all the above.

311 - Bitumen felt is used for






both (a) and (b)

312 - Bitumen in






all the above.

313 - Bitumen is generally obtained from






petroleum product

314 - Bitumen may be dissolved in






carbon disulphideE.none of these.

315 - Bitumen paints offer






protective surface

316 - Bituminous fells are used for






covering A.

317 - Black marble is generally found in the district of






Jaipur

318 - Blister steel






all the above.

319 - Boiled linseed oil is used as a solvent for ___________ resin.






Amber

320 - Brass is an alloy of






copper and zinc

321 - Brittleness of cold is due to an excess of






phosphorus

322 - Bulking of sand is caused due to






surface moisture

323 - Bullet proof glass is made of thick glass sheet sandwiched by a layer of






high test plastic

324 - But a slope of 1 in 10 is desirable. This indicates that the ramp requires more space. For instance, total length of 45 M of ramp will be required to connect the floor of height of 3 m with slope and 1 in 15.






Circular steps

325 - Calcination of iron ores is done






all the above.

326 - Cast iron






all the above.

327 - Cast iron contains carbon approximately






1.5% to 5.5%

328 - Cast iron is used for






columns and struts

329 - Cast steel is manufactured by






Crucible process

330 - Cement concrete has tendency to be _________






Porous

331 - Cement concrete is prove to be more economical than ______






Steel

332 - Cement is said to be of good quality if






none of these.

333 - Cement paints usually






all the above.

334 - Chemical like DDT, PHP, PCP, etc. Are used in which method of termite proofing.






Soil treatment using emulsion

335 - Chlorite, a green colour mineral is mainly derived from the decomposition of






augite

336 - Clay and silt content in a good brick earth must be at least






0.5

337 - Combination system consist of supply system and __________ system.






Exhaust

338 - Commonly used thinner in






all the above.

339 - Construction of cavity walls as external walls to protect the building from outside heat or cold as the hollow space between two walls act as an________






Insulating material

340 - Couple close roof is suitable for maximum span of______________?






4.5 m

341 - Couple close roof is suitable for maximum span of________________?






4.5 m

342 - Cross cut saw is used for_______________?






cutting hard stones

343 - Crushing strength of a first class brick should not be less than_____________?






10.5 N/mm2

344 - Crushing strength of a good building stone should be more than____________?






100 MPa

345 - Depending on the chemical composition and mechanical properties, iron may be classified as






all the above.

346 - Depth or height of the arch is the________________?






perpendicular distance between intra-dos and extrados

347 - Dextrin is






none to these.

348 - Dolomite is a lime stone which contains carbonate of magnesia upto






45%.

349 - Dorry's testing machine is used for






hardness test of stone

350 - Dry rot






reduces the timber to powder

351 - Duco is one of the patent forms of






cellulose paints.

352 - Duco paints are






oil paints.

353 - Due to ________ the external faces of wall become the sources of entry of dampness in a structure.






Action of rain

354 - Due to ______________ the dampness finds its way to the floors through the substructure.






Raising of moisture from ground

355 - Due to ______________ the thrust of a Pitched roof or arch action or wind action on the superstructure causes wall to overturn.






Lateral pressure on the superstructure

356 - Due to ______________ very soft soil is liable to give way under the action of load, especially at places such as sloping ground, riverbank, etc.






Horizontal movement of earth

357 - Due to _______________ the equipment seems physically sound but it becomes old fashioned and the rate of its output become less.






Obsolescence

358 - Due to attack of dry rot, the timber






reduces to powder

359 - Due to improper ventilation, which gas gets stuck into house and develops dizziness to the occupants.






Carbon dioxide

360 - Due to the ____________ the roots of trees planted near a building may extend upto the foundation level and may absorb the moisture.






Transpiration of the trees and shrubs

361 - Due to the adjustment of soil particles under the action of loading, there is some settlement at zero loading, this is known as the ___________






Zero correction

362 - Durability of building stone is affected by its






all the above.

363 - During chaining along a straight line, the . leader of the party has 4 arrows in his hand while the follower has 6. Distance of the follower from the starting point is_____________?






6 chains

364 - During pudding






all the above.

365 - During smelting process, the combination of fuel in the furnace






all the above.

366 - Early attainment of strength in rapid hardening cement is mainly due to_______________?






finer grinding

367 - Effective compaction is not achieved by ____________ rollers.






Smooth wheeled

368 - Elastomers can extend upto






ten times their original dimensions

369 - Excess of alumina in brick earth makes the brick______________?






to crack and warp on drying

370 - Excess of silica in brick earth results in______________?






loss of cohesion

371 - Exhaust system, supply system, air conditioning, etc. comes under ________ type of ventilation system.






Mechanical

372 - Expanded metal is






all the above.

373 - Expansion Joints in masonry walls are provided in wall lengths usater than_______________?






40 m

374 - Fibre boards can be






used for furniture.

375 - Fibre glass






all the above.

376 - Fire extinguisher extinguishes the small fires in the house bye using _____






Carbon dioxide

377 - First class timber has an average life of_____________?






more than 10 years

378 - For _______ mixing, the materials are stacked on watertight platform, which may be either of wood, Brick or steel.






Hand

379 - For ________ mixing, all the material of concrete including water, are collected in a revolving drum and drummer is rotated for a certain period.






Machine

380 - For a 50 kg cement bag water required, is






22.5 litres

381 - For a good building stone, its specific gravity should the greater than






2.7.

382 - For a well-conditioned triangle, no angle should be less than______________?






30°

383 - For atmospheric air medium, the sound velocity at 20°C is about ________






340

384 - For comfortable working, the ___________ content should be limited to about 0.6% by volume.






Carbon dioxide

385 - For construction of structures under water, the type of lime used, is






hydraulic lime

386 - For determining the bearing capacity of soil, in method of loading the size for a square steel plate used is about ________






3000 mm2 to 7500 mm2

387 - For filling cracks in masonry structures, the type of bitumen used, is






plastic bitumen.

388 - For heavy structures with uneven loading, the _______ should be adopted for the foundations.






Piles

389 - For lean concrete bases and simple foundation for masonry walls, _________ grades of concrete may be used.






M5 and M7.5

390 - For light and ornamental casting, the most unsuitable pig iron, is






Mottled pig.

391 - For loose soil, the formula used to find the minimum depth of foundation is given by _______






Rankine’s formula

392 - For making fly-ash building bricks, the following mix of fly-ash, sand and lime, is






3

393 - For melting one tonne of cast iron






all the above.

394 - For obtaining vinyl chloride acetate, the method used, is






co-polymerization

395 - For one cubic metre of brick masonry, number of bricks required, is






500

396 - For ordinary building works, the ___________ is formed and the concrete is conveyed in pans from hand to hand.






Human ladder

397 - For ordinary buildings of cheap construction, the ________ of roof surface is done at the time of laying cement concrete.






Finishing

398 - For preparing porcelains, the clay should be






All the above.

399 - For sanitary pipes and chemical stonewares,






salt glazing is used

400 - For slaking of 10 kg of CaO, the theoretical amount of water is






3.2 kg

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