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MCQOPTIONS
This section includes 5814 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 2201. |
Refractory bricks are |
| A. | neutral refractory bricks |
| B. | acid refractory bricks |
| C. | basic refractory bricks |
| D. | all the above. |
| Answer» E. | |
| 2202. |
Basalt is |
| A. | sedimentary rock |
| B. | metamorphic rock |
| C. | extrusive igneous rock |
| D. | intrusive igneous rock. |
| Answer» D. intrusive igneous rock. | |
| 2203. |
Percentage content of silica in window glass, is |
| A. | 40 to 45 |
| B. | 50 to 55 |
| C. | 60 to 65 |
| D. | 70 to 75. |
| Answer» E. | |
| 2204. |
The coefficient of hardness of stones used in road work should be greater than |
| A. | 10 |
| B. | 12 |
| C. | 15 |
| D. | 17. |
| Answer» E. | |
| 2205. |
The frog of a brick is normally made on its |
| A. | top face |
| B. | bottom face |
| C. | longer face |
| D. | shorter side. |
| Answer» B. bottom face | |
| 2206. |
Bitumen felt is used for |
| A. | water proofing |
| B. | damp proofing |
| C. | both (a) and (b) |
| D. | neither (a) nor (b). |
| Answer» D. neither (a) nor (b). | |
| 2207. |
According to ISI, bitumen is classified into |
| A. | 2 grades |
| B. | 4 grades |
| C. | 6 grades |
| D. | 8 grades. |
| E. | 10 grades. |
| Answer» F. | |
| 2208. |
The minimum percentage of silica, alumina and ferric oxide in lime for white washing, is |
| A. | 20 |
| B. | 15 |
| C. | 10 |
| D. | 5 |
| E. | 0. |
| Answer» F. | |
| 2209. |
Stones used for rubble masonry must be |
| A. | soft |
| B. | hard |
| C. | light |
| D. | heavy. |
| Answer» C. light | |
| 2210. |
Index number expressing the relative sizes of both coarse and fine aggregates, is called |
| A. | proportioning of aggregates |
| B. | fineness modulus |
| C. | grading of aggregates |
| D. | none of these. |
| Answer» C. grading of aggregates | |
| 2211. |
Asphalt is obtained from |
| A. | petroleum distillation |
| B. | bitumen distillation |
| C. | plastic distillation |
| D. | none of these. |
| Answer» B. bitumen distillation | |
| 2212. |
The percentage of alumina and silica in good fire clay vary respectively is |
| A. | 25, 75 |
| B. | 30, 70 |
| C. | 35, 65 |
| D. | All of these. |
| Answer» B. 30, 70 | |
| 2213. |
The term frog means |
| A. | an apparatus to lift the stone |
| B. | a depression on a face of brick |
| C. | vertical joint in a brick work |
| D. | soaking brick in water. |
| Answer» C. vertical joint in a brick work | |
| 2214. |
The method of addition polymerization is used for obtaining: |
| A. | polythylene |
| B. | polypropylene |
| C. | polyvinylchloride |
| D. | polystyrene |
| E. | All of these. |
| Answer» F. | |
| 2215. |
Priming consists of |
| A. | one part of white lead, 8 parts of chalk and four parts of twice boiled linseed oil |
| B. | 8 parts of white lead, one part of chalk and four parts of twice boiled linseed oil |
| C. | one part of white lead, 8 parts of chalk and one part of linseed oil |
| D. | none to these. |
| Answer» B. 8 parts of white lead, one part of chalk and four parts of twice boiled linseed oil | |
| 2216. |
The portion of the brick cut across its width and having its length equal to that of a full brick, is known as |
| A. | closer |
| B. | queen closer |
| C. | king closer |
| D. | prince closer |
| E. | none of these. |
| Answer» C. king closer | |
| 2217. |
To retard the initial setting time of cement, the compound responsible, is |
| A. | Tricalcium silicate |
| B. | Gypsum |
| C. | Di-calcium silicate |
| D. | Tri calcium aluminate. |
| Answer» C. Di-calcium silicate | |
| 2218. |
Dorry's testing machine is used for |
| A. | crushing test of stone |
| B. | hardness test of stone |
| C. | impact test of stone |
| D. | water absorption test. |
| Answer» C. impact test of stone | |
| 2219. |
Pegmatite is a/an |
| A. | intrusive igneous rock |
| B. | extrusive igneous rock |
| C. | sedimentary rock |
| D. | metamorphic rock. |
| Answer» B. extrusive igneous rock | |
| 2220. |
Chlorite, a green colour mineral is mainly derived from the decomposition of |
| A. | augite |
| B. | biotite |
| C. | horn blende |
| D. | All of these. |
| Answer» B. biotite | |
| 2221. |
Plywood is normally available |
| A. | 1 mm thick |
| B. | 2 mm thick |
| C. | 2 to 3 mm thick |
| D. | 3 mm to 4 mm thick. |
| Answer» E. | |
| 2222. |
French polish is |
| A. | oil paint |
| B. | distemper |
| C. | spirit varnish |
| D. | none to these. |
| Answer» D. none to these. | |
| 2223. |
Lime stones are generally known as |
| A. | aqueous rocks |
| B. | sedimentary rocks |
| C. | stratified rocks |
| D. | all the above. |
| Answer» E. | |
| 2224. |
The lime which contains high percentage of calcium oxide, is generally called |
| A. | fat lime |
| B. | rich lime |
| C. | white lime |
| D. | All of these. |
| Answer» E. | |
| 2225. |
In stone masonry, if stones are so placed that their layers are parallel to the direction of load, they |
| A. | split easily |
| B. | are affected by moisture |
| C. | both (a) and (b) |
| D. | none of these. |
| Answer» D. none of these. | |
| 2226. |
For construction of structures under water, the type of lime used, is |
| A. | hydraulic lime |
| B. | fat lime |
| C. | quick lime |
| D. | pure lime |
| E. | none of these. |
| Answer» B. fat lime | |
| 2227. |
A prime coat is given to steel work with |
| A. | an oxide of iron paint |
| B. | a mixture of white lead and lead paint |
| C. | a special paint |
| D. | cement paint. |
| Answer» C. a special paint | |
| 2228. |
Pick up the most favourable condition for the rapid growth of fungus for dry rot from the following: |
| A. | absence of sun light |
| B. | dampness |
| C. | presence of sap |
| D. | stagnant air |
| E. | All the above, |
| Answer» F. | |
| 2229. |
The rocks formed from molten magma, are called |
| A. | sedimentary rocks |
| B. | igneous rocks |
| C. | metamorphic rocks |
| D. | none of these. |
| Answer» C. metamorphic rocks | |
| 2230. |
The most commonly used base for timber painting, is |
| A. | red lead |
| B. | zinc white |
| C. | white lead |
| D. | titanium white. |
| Answer» D. titanium white. | |
| 2231. |
Bitumen paints offer |
| A. | pleasing surface |
| B. | hard surface |
| C. | smooth surface |
| D. | protective surface |
| E. | rough surface. |
| Answer» E. rough surface. | |
| 2232. |
Teak wood is suitable for |
| A. | sports articles |
| B. | furnitures |
| C. | railway sleepers |
| D. | all the above. |
| Answer» C. railway sleepers | |
| 2233. |
Brass is an alloy of |
| A. | copper and zinc |
| B. | zinc and lead |
| C. | tin and silver |
| D. | zinc and nickel |
| E. | tin and lead. |
| Answer» B. zinc and lead | |
| 2234. |
The wedging is adopted for quarrying costly stratified rock such as |
| A. | laterite |
| B. | marble |
| C. | limestone |
| D. | sandstone |
| E. | All the above. |
| Answer» F. | |
| 2235. |
Rapid hardening cement attains early strength due to |
| A. | larger proportion of lime grounded finer than normal cement |
| B. | lesser proportion of lime grounded coarser than normal cement |
| C. | lesser proportion of lime grounded finer than normal cement |
| D. | larger proportien of lime grounded coarser than normal cement |
| E. | excess percentage of gypsum. |
| Answer» B. lesser proportion of lime grounded coarser than normal cement | |
| 2236. |
Ground glass |
| A. | is made by grinding its one side |
| B. | is made by melting powdered glass paints surface |
| C. | is used for getting light without transparency |
| D. | all the above. |
| Answer» E. | |
| 2237. |
The colour of statuary marble used for sculptor's work, is |
| A. | red |
| B. | blue |
| C. | white |
| D. | green |
| E. | yellow |
| Answer» D. green | |
| 2238. |
Second class bricks |
| A. | are of dark brown colour |
| B. | produce a metallic sound when struck |
| C. | are well burnt |
| D. | are under burnt. |
| Answer» C. are well burnt | |
| 2239. |
The harmonious mixing of the clay ingredients, is known as |
| A. | weathering |
| B. | blending |
| C. | tempering |
| D. | None of these. |
| Answer» C. tempering | |
| 2240. |
A rock contains only one mineral. It is called |
| A. | homogeneous |
| B. | non-homogeneous |
| C. | monomineralic |
| D. | polymineralic. |
| Answer» D. polymineralic. | |
| 2241. |
If the ore impurities is |
| A. | clay, lime stone is used as flux |
| B. | lime stone, clay is used as flux |
| C. | quartz, lime stone and argallaceous iron ores are used as flux |
| D. | All the above. |
| Answer» E. | |
| 2242. |
The plastics prepared from Vinyl resin are |
| A. | odourless |
| B. | non-toxic |
| C. | transparent |
| D. | colourless |
| E. | all of these. |
| Answer» F. | |
| 2243. |
For a 50 kg cement bag water required, is |
| A. | 16.5 litres |
| B. | 18.5 litres |
| C. | 20.5 litres |
| D. | 22.5 litres |
| E. | 25 litres. |
| Answer» E. 25 litres. | |
| 2244. |
The presence of sand in brick earth prevents: |
| A. | cracking of bricks |
| B. | shrinkage of bricks |
| C. | warping of bricks |
| D. | none of these. |
| Answer» D. none of these. | |
| 2245. |
The property by virtue of which lime sets under water, is known as |
| A. | slacking |
| B. | setting |
| C. | hydraulicity |
| D. | calcining. |
| Answer» D. calcining. | |
| 2246. |
Seasoning of timber is done for |
| A. | increasing moisture content |
| B. | decreasing moisture content |
| C. | increasing strength of timber |
| D. | none to these. |
| Answer» C. increasing strength of timber | |
| 2247. |
The size of mould for bricks, is generally kept |
| A. | a little large to specified size |
| B. | a little small to specified size |
| C. | equal to specified size |
| D. | 10% larger than specified size |
| E. | 20% larger than specified size. |
| Answer» B. a little small to specified size | |
| 2248. |
Most commonly used solvent in oil paints, is |
| A. | petroleum |
| B. | spirit |
| C. | coaltar |
| D. | turpentine. |
| Answer» B. spirit | |
| 2249. |
A bull nose brick is not used for |
| A. | rounding off sharp corners |
| B. | pillars |
| C. | decoration purpose |
| D. | arches. |
| Answer» E. | |
| 2250. |
Red short iron cracks when bent due to the presence of |
| A. | sulphur |
| B. | carbon |
| C. | phosphorus |
| D. | silicon. |
| Answer» B. carbon | |