MCQOPTIONS
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MCQOPTIONS
This section includes 581 Mcqs, each offering curated multiple-choice questions to sharpen your ENGINEERING SERVICES EXAMINATION (ESE) knowledge and support exam preparation. Choose a topic below to get started.
| 401. |
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 | |
| 402. |
The initial setting time of lime-pozzolana, is |
| A. | 30 minutes |
| B. | 60 minutes |
| C. | 90 minutes |
| D. | 120 minutes |
| Answer» E. | |
| 403. |
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 | |
| 404. |
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 % | |
| 405. |
The maximum quantity of calcium chloride used as an accelerator in cement in percentage by weight of cement is |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 406. |
For one cubic metre of brick masonry, number of bricks required, is |
| A. | 400 |
| B. | 425 |
| C. | 450 |
| D. | 500 |
| Answer» E. | |
| 407. |
Sandstone is a(i) Sedimentary rock(ii) Aqueous rock(iii) Siliceous rock |
| A. | Only (i) |
| B. | Both (i) and (ii) |
| C. | Both (i) and (iii) |
| D. | All (i), (ii) and (iii) |
| Answer» B. Both (i) and (ii) | |
| 408. |
The main constituent which imparts hydraulicity to hydraulic lime is |
| A. | Calcium oxide |
| B. | Silica |
| C. | Clay |
| D. | Water |
| Answer» D. Water | |
| 409. |
The most commonly used synthetic abrasive is |
| A. | Aluminium carbide |
| B. | Boric acid |
| C. | Silicon |
| D. | All of these |
| Answer» E. | |
| 410. |
The cracks caused by shrinkage of the exterior surface of the wood exposed to atmosphere, are called: |
| A. | Radial shakes |
| B. | Heart shakes |
| C. | Wind cracks |
| D. | Twisted fibres |
| Answer» D. Twisted fibres | |
| 411. |
Good quality cement contains higher percentage of |
| A. | Tri-calcium silicate |
| B. | Di-calcium silicate |
| C. | Tri-calcium aluminate |
| D. | Tetra calcium alumino ferrite |
| Answer» B. Di-calcium silicate | |
| 412. |
Bullet proof glass is made of thick glass sheet sandwiched by a layer of |
| A. | Steel |
| B. | Stainless steel |
| C. | High test plastic |
| D. | Chromium plate |
| Answer» D. Chromium plate | |
| 413. |
For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of |
| A. | 1 : 2 |
| B. | 1 : 3 |
| C. | 1 : 4 |
| D. | 1 : 6 |
| Answer» C. 1 : 4 | |
| 414. |
Bessemer process is used for the manufacture of |
| A. | Pig iron |
| B. | Cast iron |
| C. | Wrought iron |
| D. | Steel |
| Answer» E. | |
| 415. |
For preparing porcelains, the clay should be |
| A. | Sufficiently pure |
| B. | Of high degree of tenacity |
| C. | Of good plasticity |
| D. | All the above |
| Answer» E. | |
| 416. |
A good brick earth should contain: |
| A. | About 20% to 30% of alumina |
| B. | About 50% to 60% of silica |
| C. | Not more than 5% of lime |
| D. | All the above |
| Answer» E. | |
| 417. |
Excess of alumina in brick earth makes the brick |
| A. | Impermeable |
| B. | Brittle and weak |
| C. | To lose cohesion |
| D. | To crack and warp on drying |
| Answer» E. | |
| 418. |
Gypsum is a |
| A. | Mechanically formed sedimentary rock |
| B. | Igneous rock |
| C. | Chemically precipitated sedimentary rock |
| D. | Metamorphic rock |
| Answer» D. Metamorphic rock | |
| 419. |
Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth? |
| A. | Lime stone and alumina |
| B. | Silica and alkalies |
| C. | Alumina and iron |
| D. | Alkalies and magnesium |
| Answer» C. Alumina and iron | |
| 420. |
The frog of the brick in a brick masonry is generally kept on |
| A. | Bottom face |
| B. | Top face |
| C. | Shorter side |
| D. | Longer side |
| Answer» C. Shorter side | |
| 421. |
The proportions of lime and sand in the mortar normally used in brick construction are |
| A. | 1 : 2 |
| B. | 1 : 4 |
| C. | 1 : 6 |
| D. | 1 : 8 |
| Answer» B. 1 : 4 | |
| 422. |
Which of the following metamorphic rocks has the most weather resisting characteristics? |
| A. | Marble |
| B. | Quartzite |
| C. | Slate |
| D. | Lime stone |
| Answer» C. Slate | |
| 423. |
Which of the following has more fire resisting characteristics? |
| A. | Marble |
| B. | Lime stone |
| C. | Compact sand stone |
| D. | Granite |
| Answer» D. Granite | |
| 424. |
As per IS specifications, the maximum final setting time for ordinary Portland cement should be |
| A. | 30 minutes |
| B. | 1 hour |
| C. | 6 hours |
| D. | 10 hours |
| Answer» E. | |
| 425. |
Addition of pozzolana to ordinary Portland cement increases |
| A. | Bleeding |
| B. | Shrinkage |
| C. | Permeability |
| D. | Heat of hydration |
| Answer» C. Permeability | |
| 426. |
Granite is not suitable for ordinary building purpose because |
| A. | it can not be polished |
| B. | it is not a fire proof material |
| C. | it is costly |
| D. | it has less crushing strength |
| Answer» D. it has less crushing strength | |
| 427. |
The amount of water used for one kg of distemper is |
| A. | 0.2 liter |
| B. | 0.4 liter |
| C. | 0.6 liter |
| D. | 0.8 liter |
| Answer» D. 0.8 liter | |
| 428. |
Rapid hardening cement contains |
| A. | Tri-calcium silicate |
| B. | Tri-calcium aluminate |
| C. | Tetra-calcium alumino-ferrite |
| D. | Di-calcium silicate |
| Answer» B. Tri-calcium aluminate | |
| 429. |
If the iron ore contains clay as an impurity, the flux added during calcination, is |
| A. | Clay |
| B. | Lime stone |
| C. | Argillaceous iron ore |
| D. | All the above |
| Answer» C. Argillaceous iron ore | |
| 430. |
French polish is |
| A. | Oil paint |
| B. | Distemper |
| C. | Spirit varnish |
| D. | None to these |
| Answer» D. None to these | |
| 431. |
The most important tool in brick laying for lifting and spreading mortar and for forming joints is |
| A. | Trowel |
| B. | Square |
| C. | Bolster |
| D. | Scutch |
| Answer» B. Square | |
| 432. |
The base material for distemper, is |
| A. | Chalk |
| B. | Lime |
| C. | Lime putty |
| D. | Cement wash |
| Answer» B. Lime | |
| 433. |
Fibre glass |
| A. | Retains heat-longer |
| B. | Has a higher strength to weight ratio |
| C. | Is shock proof and fire retardant |
| D. | All the above |
| Answer» E. | |
| 434. |
Proper amount of entrained air in concrete results in(i) Better workability(ii) Better resistance to freezing and thawing(iii) Lesser workability(iv) Less resistance to freezing and thawing |
| A. | (i) and (ii) |
| B. | (i) and (iv) |
| C. | (ii) and (iii) |
| D. | (iii) and (iv) |
| Answer» B. (i) and (iv) | |
| 435. |
The most common admixture which is used to accelerate the initial set of concrete is |
| A. | Gypsum |
| B. | Calcium chloride |
| C. | Calcium carbonate |
| D. | None of the above |
| Answer» C. Calcium carbonate | |
| 436. |
Which of the following is the purest form of iron? |
| A. | Cast iron |
| B. | Wrought iron |
| C. | Mild steel |
| D. | High carbon steel |
| Answer» C. Mild steel | |
| 437. |
Rocks formed due to alteration of original structure due to heat and excessive pressure are called |
| A. | Sedimentary rocks |
| B. | Igneous rocks |
| C. | Metamorphic rocks |
| D. | None of these |
| Answer» D. None of these | |
| 438. |
The basic purpose of a retarder in concrete is |
| A. | To increase the initial setting time of cement paste in concrete |
| B. | To decrease the initial setting time of cement paste in concrete |
| C. | To render the concrete more water tight |
| D. | To improve the workability of concrete mix |
| Answer» B. To decrease the initial setting time of cement paste in concrete | |
| 439. |
The harmonious mixing of the clay ingredients, is known as |
| A. | Weathering |
| B. | Blending |
| C. | Tempering |
| D. | None of these |
| Answer» C. Tempering | |
| 440. |
The rocks having alumina or clay as their major constituents are known as |
| A. | Siliceous rocks |
| B. | Argillaceous rocks |
| C. | Calcareous rocks |
| D. | Sedimentary rocks |
| Answer» C. Calcareous rocks | |
| 441. |
The commonly used color pigment in paints, is |
| A. | Ambers |
| B. | Carbon black |
| C. | Iron oxide |
| D. | All the above |
| Answer» E. | |
| 442. |
Lime concrete is generally used for |
| A. | Wall foundations |
| B. | Flooring at ground level |
| C. | Both (A) and (B) |
| D. | Neither (A) nor (B) |
| Answer» C. Both (A) and (B) | |
| 443. |
Plastic bitumen is generally used for |
| A. | Road pavements |
| B. | Expansion joints |
| C. | Crack fillings |
| D. | None to these |
| Answer» D. None to these | |
| 444. |
Vanadium steel is generally used for |
| A. | Railway switches and crossing |
| B. | Bearing balls |
| C. | Magnets |
| D. | Axles and springs |
| Answer» E. | |
| 445. |
Mastic asphalt is generally used for |
| A. | Damp proof course |
| B. | Water proof layer |
| C. | Partition walls |
| D. | Both (A) and (B) |
| Answer» E. | |
| 446. |
The slag which floats on the surface of the molten iron generally contains |
| A. | Lime (CaO) 45% |
| B. | Silica (SiO2) 35% |
| C. | Alumina (Al2O3) 12% and MgO, CaSO4, KMnO2 and FeO 8% |
| D. | All the above |
| Answer» E. | |
| 447. |
Bituminous fells are used for |
| A. | Covering A.C. sheets |
| B. | Covering sloping roofs |
| C. | D.P.C. |
| D. | None to these |
| Answer» B. Covering sloping roofs | |
| 448. |
During smelting process, the combination of fuel in the furnace |
| A. | Forms carbon dioxide |
| B. | Carbon dioxide with carbon forms carbon mono-oxide |
| C. | Carbon mono-oxide reacts with Fe2O3 to form iron and liberates CO2 |
| D. | All the above |
| Answer» E. | |
| 449. |
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 | |
| 450. |
The method of addition polymerization is used for obtaining: |
| A. | Polystyrene |
| B. | Polypropylene |
| C. | Polyvinylchloride |
| D. | All of these |
| Answer» E. | |