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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.
| 2301. |
Cast iron contains carbon approximately |
| A. | 1.5% to 5.5% |
| B. | 0.05% to 1.75% |
| C. | 0.250% |
| D. | none to these. |
| Answer» B. 0.05% to 1.75% | |
| 2302. |
Plastic asphalt is |
| A. | used as a water proofing layer over roof |
| B. | a mixture of cement and asphalt |
| C. | a natural asphalt |
| D. | a refinery product. |
| Answer» C. a natural asphalt | |
| 2303. |
For obtaining vinyl chloride acetate, the method used, is |
| A. | addition polymerization |
| B. | condensation polymerization |
| C. | co-polymerization |
| D. | none of these. |
| Answer» D. none of these. | |
| 2304. |
The yield strength and tensile strength of low carbon steel may be improved by the addition of |
| A. | manganese |
| B. | chromium |
| C. | nickel |
| D. | venadium |
| E. | tungsten. |
| Answer» E. tungsten. | |
| 2305. |
Lime mortar is generally made with |
| A. | quick lime |
| B. | fat lime |
| C. | hydraulic lime |
| D. | plain lime |
| E. | none of these. |
| Answer» D. plain lime | |
| 2306. |
Glazing of clay products, is done |
| A. | to improve their appearance |
| B. | to protect them from atmospheric effect |
| C. | to protect them from corrosive action |
| D. | all the above. |
| Answer» E. | |
| 2307. |
Sea sand used in structures causes |
| A. | dampness |
| B. | efflorescence |
| C. | disintegration |
| D. | All of these. |
| Answer» E. | |
| 2308. |
Duco paints are |
| A. | plastic paints |
| B. | cellulose paints |
| C. | emulsion paints |
| D. | bituminous paints |
| E. | oil paints. |
| Answer» F. | |
| 2309. |
The compound of Portland cement which reacts immediately with water and also sets first is |
| A. | Tri-calcium silicate |
| B. | Di-calcium silicate |
| C. | Tri-calcium aluminate |
| D. | Tetra calcium alumino ferrite. |
| Answer» D. Tetra calcium alumino ferrite. | |
| 2310. |
Durability of building stone is affected by its |
| A. | chemical composition |
| B. | texture |
| C. | resistance to atmosphere |
| D. | location in structure |
| E. | all the above. |
| Answer» F. | |
| 2311. |
Magnese steels |
| A. | are non-magnetic |
| B. | possess high electrical resistance |
| C. | possess low coefficient of expansion |
| D. | are used for the manufacture of rails |
| E. | all the above. |
| Answer» F. | |
| 2312. |
According to IS 399-1963, the weight of the timber is specified at |
| A. | 8% moisture content |
| B. | 10% moisture content |
| C. | 12% moisture content |
| D. | 14% moisture content. |
| Answer» D. 14% moisture content. | |
| 2313. |
Porcelain is used as : |
| A. | sanitary wares |
| B. | electric insulators |
| C. | storage vessels |
| D. | reactor chambers |
| E. | All of the above. |
| Answer» F. | |
| 2314. |
Bitumen may be dissolved in |
| A. | carbondioxide |
| B. | water |
| C. | sodium chloride |
| D. | carbon disulphide |
| E. | none of these. |
| Answer» E. none of these. | |
| 2315. |
Based on its dry weight, a freshly felled tree may contain water |
| A. | 25% |
| B. | 50% |
| C. | 75% |
| D. | 100%. |
| Answer» E. | |
| 2316. |
The softest rock is |
| A. | marble |
| B. | diamond |
| C. | talc |
| D. | quartz. |
| Answer» D. quartz. | |
| 2317. |
Forge pig may be converted to wrought iron by |
| A. | rolling |
| B. | pudding |
| C. | shingling |
| D. | refining. |
| Answer» C. shingling | |
| 2318. |
Bitumen completely dissolves in |
| A. | carbon bisulphide |
| B. | chloroform |
| C. | benzol |
| D. | coaltar |
| E. | All of these. |
| Answer» F. | |
| 2319. |
Steel contains carbon approximately |
| A. | 1.50% to 5.6% |
| B. | 0.05% to 1.75% |
| C. | 0.25% |
| D. | none to these. |
| Answer» C. 0.25% | |
| 2320. |
Refractory bricks resist |
| A. | high temperature |
| B. | chemical action |
| C. | dampness |
| D. | all the above. |
| Answer» B. chemical action | |
| 2321. |
The thermosetting plastic |
| A. | becomes rigid when moulded at suitable pressure and temperature |
| B. | at 127 C to 177 C permanently set and further application of heat does not soften it |
| C. | charrs at 343 C |
| D. | All the above. |
| Answer» E. | |
| 2322. |
The cracks which extend from bark towards the sap wood in the cross section of a tree, are called |
| A. | radial shakes |
| B. | star shakes |
| C. | heart shakes |
| D. | cup shakes. |
| Answer» C. heart shakes | |
| 2323. |
Snowcrete is one of the patent forms of |
| A. | distempers |
| B. | water proof cement paints |
| C. | enamel paints |
| D. | cellulose paints. |
| Answer» C. enamel paints | |
| 2324. |
Pick up the synthetic resin from the following: |
| A. | Malamine resin |
| B. | Phenolic resin |
| C. | Resorcinol resin |
| D. | Urea resin |
| E. | All of these. |
| Answer» F. | |
| 2325. |
The weight of a good quality brick when immersed in water for a period of 16 hours should not exceed the weight of dry brick |
| A. | 20% |
| B. | 15% |
| C. | 10% |
| D. | None of these. |
| Answer» B. 15% | |
| 2326. |
The usual percentages of clay and metal in cermet are : |
| A. | 50%, 50% |
| B. | 60%, 40% |
| C. | 70%, 30% |
| D. | 80%, 20%. |
| Answer» E. | |
| 2327. |
The steel used for rails under heavy traffic and on sharp curves, is |
| A. | Nickel steel |
| B. | Chrome steel |
| C. | Magnese steel |
| D. | Vanadium steel. |
| Answer» D. Vanadium steel. | |
| 2328. |
The percentage of water for normal consistency, is |
| A. | 5% to 15% |
| B. | 10% to 25% |
| C. | 15% to 25% |
| D. | 20% to 30% |
| E. | 25% to 35%. |
| Answer» F. | |
| 2329. |
The initial setting time of hydraulic lime, is |
| A. | 30 minutes |
| B. | 60 minutes |
| C. | 90 minutes |
| D. | 120 minutes |
| E. | 150 minutes. |
| Answer» E. 150 minutes. | |
| 2330. |
PVC stands for |
| A. | plastic very compact |
| B. | polythene vinyl chloride |
| C. | polythene vinyl carbon |
| D. | polythene vanadium carbide. |
| Answer» C. polythene vinyl carbon | |
| 2331. |
Generally wooden moulds are made from |
| A. | ply wood |
| B. | shisham wood |
| C. | deodar wood |
| D. | teak wood |
| E. | hard wood. |
| Answer» C. deodar wood | |
| 2332. |
Water paint is a |
| A. | white wash |
| B. | colour wash |
| C. | whiting |
| D. | distemper |
| E. | all the above. |
| Answer» F. | |
| 2333. |
The specific gravity of marble, is |
| A. | 2.50 |
| B. | 2.60 |
| C. | 2.66 |
| D. | 2.72 |
| E. | 3.00. |
| Answer» E. 3.00. | |
| 2334. |
Putty is |
| A. | made with finely powdered chalk and linseed oil |
| B. | used for fixing glass panes |
| C. | softened by a solution of pearl ash and quick-lime soaked in water |
| D. | all the above. |
| Answer» E. | |
| 2335. |
The commonly used drying oil for oil paints, is |
| A. | olive oil |
| B. | linseed oil |
| C. | kerosine oil |
| D. | accetate of lead. |
| Answer» E. | |
| 2336. |
Initial setting of cement is caused due to |
| A. | Tri-calcium silicate |
| B. | Di-calcium silicate |
| C. | Tri-calcium aluminate |
| D. | Tetra calcium alumino ferrite. |
| Answer» D. Tetra calcium alumino ferrite. | |
| 2337. |
The foliated structure is very common in |
| A. | sedimentary rocks |
| B. | igneous rocks |
| C. | metamorphic rocks |
| D. | none of these. |
| Answer» D. none of these. | |
| 2338. |
The rocks in which argil (or clay) predominates, are called |
| A. | sillicious rocks |
| B. | argillaceous rocks |
| C. | calcareous rocks |
| D. | igneous rocks. |
| Answer» C. calcareous rocks | |
| 2339. |
A badly mixed cement concrete results in |
| A. | segregation |
| B. | bleeding |
| C. | honey combing |
| D. | none to these. |
| Answer» D. none to these. | |
| 2340. |
Pick up the correct statement regarding low heat cement from the following: |
| A. | It possesses less compressive strength |
| B. | Its initial setting time is about one hour |
| C. | Its final setting time is about 10 hours |
| D. | Its mainly used for mass concrete work |
| E. | All the above. |
| Answer» F. | |
| 2341. |
The tendency of a stone is, to split along: |
| A. | texture |
| B. | fracture |
| C. | cleavage |
| D. | structure |
| E. | all the above. |
| Answer» D. structure | |
| 2342. |
Acrylic is the name of |
| A. | cellulose resin |
| B. | alkyd resin |
| C. | methyl metha crylate |
| D. | cumarone-indene. |
| Answer» D. cumarone-indene. | |
| 2343. |
Distemper is |
| A. | a paint consisting of powdered chalk, pigments, and water |
| B. | a water proofing agent |
| C. | a paint consisting of coloured cement and water |
| D. | a drying agent. |
| Answer» B. a water proofing agent | |
| 2344. |
Oil varnish generally consists of |
| A. | synthetic resin and spirit |
| B. | oil, wax and resin |
| C. | resin, oil and turpentine |
| D. | spirit, oil and wax. |
| Answer» D. spirit, oil and wax. | |
| 2345. |
A piece of timber whose thickness and width are respectively 5 cm and 10 cm is called |
| A. | slate |
| B. | plank |
| C. | board |
| D. | strip. |
| Answer» E. | |
| 2346. |
Pig iron is manufactured from the ores by |
| A. | dressing |
| B. | calcination and roasting |
| C. | smelting |
| D. | all the above. |
| Answer» E. | |
| 2347. |
Pick up the non-inflammable plastic from the following: |
| A. | Cellulose acetate plastics |
| B. | Polyvinyl chloride plastics |
| C. | Phenol formaldehyde plastic |
| D. | Urea formaldehyde plastic. |
| Answer» C. Phenol formaldehyde plastic | |
| 2348. |
Mastic asphalt is |
| A. | acid resisting material |
| B. | non-corrosive material |
| C. | corrosive material |
| D. | heating-resisting material. |
| Answer» C. corrosive material | |
| 2349. |
Which one of the following is used for preparing porcelain |
| A. | clay |
| B. | feldspar |
| C. | quartz |
| D. | minerals |
| E. | All of these. |
| Answer» F. | |
| 2350. |
The commonly used base for iron and steel work, is |
| A. | red lead |
| B. | zinc white |
| C. | white lead |
| D. | titanium white. |
| Answer» B. zinc white | |