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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.
| 2451. |
Resins are |
| A. | not soluble in water |
| B. | soluble in spirit |
| C. | used in varnishes |
| D. | left behind on evaporation of oil |
| E. | all the above. |
| Answer» F. | |
| 2452. |
Refractory bricks are used for |
| A. | retaining walls |
| B. | columns |
| C. | piers |
| D. | combustion chambers. |
| Answer» E. | |
| 2453. |
A 1st class brick immersed in water for 24 hours, should not absorb water (by weight) more than |
| A. | 10% |
| B. | 15% |
| C. | 20% |
| D. | 25% |
| E. | 5%. |
| Answer» D. 25% | |
| 2454. |
Which one of the following is an air binding material ? |
| A. | Gypsum |
| B. | Acid-resistant cement |
| C. | Quick lime |
| D. | All of these. |
| Answer» E. | |
| 2455. |
A good quality stone absorbs water less than |
| A. | 5% |
| B. | 10% |
| C. | 15% |
| D. | 20% |
| E. | 25%. |
| Answer» B. 10% | |
| 2456. |
Minimum of 40% of iron, is available in |
| A. | Magnetite |
| B. | Red haemetite |
| C. | Limonite |
| D. | Siderite |
| E. | Black band. |
| Answer» F. | |
| 2457. |
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 | |
| 2458. |
The hardest rock is |
| A. | marble |
| B. | diamond |
| C. | talc |
| D. | quartz. |
| Answer» C. talc | |
| 2459. |
Turpentine oil is used in paints as |
| A. | thinner |
| B. | vehicle |
| C. | base |
| D. | drier. |
| Answer» B. vehicle | |
| 2460. |
Chemically, marble is known as |
| A. | metamorphic rock |
| B. | argillaceous rock |
| C. | calcareous rock |
| D. | silicious rock. |
| Answer» D. silicious rock. | |
| 2461. |
Inner part of a timber log surrounding the pith, is called |
| A. | sapwood |
| B. | cambium layer |
| C. | heart wood |
| D. | none to these. |
| Answer» D. none to these. | |
| 2462. |
Spirit varnish generally consists of |
| A. | oil, wax and resin |
| B. | alcohol, wax and turpentine |
| C. | pigment and synthetic resin |
| D. | spirit and shellac |
| E. | none of these. |
| Answer» E. none of these. | |
| 2463. |
The Piezometric head at point C, in the experimental set-up shown in the below figure when the flow takes place under a constant head through the soils A and B is |
| A. | 0 cm |
| B. | 40 cm |
| C. | 80 cm |
| D. | 120 cm |
| Answer» E. | |
| 2464. |
A prestressed concrete rectangular beam of size 300 mm x 900 mm is prestressed with an initial prestressing force of 700 kN at an eccentricity of 350 mm at midspan. Stress at top of the beam due to prestress alone, in N/mm2 is |
| A. | 46 (tension) |
| B. | 2.59 (compression) |
| C. | zero |
| D. | 8.64 (compression) |
| Answer» B. 2.59 (compression) | |
| 2465. |
The type of surveying in which the curvature of the earth is taken into account is called |
| A. | Geodetic surveying |
| B. | Plane surveying |
| C. | Preliminary surveying |
| D. | Topographical surveying |
| Answer» B. Plane surveying | |
| 2466. |
Base course is used in rigid pavements for |
| A. | prevention of subgrade settlement |
| B. | prevention of slab cracking |
| C. | prevention of pumping |
| D. | prevention of thermal expansion |
| Answer» D. prevention of thermal expansion | |
| 2467. |
Pick up the metal refractory from the following: |
| A. | Molyblendum |
| B. | Tungsten |
| C. | Zicronium |
| D. | All of these. |
| Answer» E. | |
| 2468. |
The commonly used raw material in the manufacture of cement, is |
| A. | slate |
| B. | sand stone |
| C. | lime stone |
| D. | basalt. |
| Answer» D. basalt. | |
| 2469. |
Which one of the following statements is not correct for heading and benching method of tunnelling ? |
| A. | Drilling and mucking can be done simultaneously |
| B. | Benching provides a plateform for working on heading |
| C. | Removal of muck from the heading is very easy |
| D. | None of these. |
| Answer» D. None of these. | |
| 2470. |
The difference of heights of the tunnels above rail tops of BG and MG tracks is kept |
| A. | 0.30 m |
| B. | 0.45 m |
| C. | 0.60 m |
| D. | 0.75 m |
| Answer» D. 0.75 m | |
| 2471. |
In case of drift method of tunnelling, the drift may be excavated at |
| A. | the centre |
| B. | the bottom |
| C. | the top |
| D. | the side |
| E. | All of the above. |
| Answer» F. | |
| 2472. |
A tunnel is found more advantageous as compared to the alternate routes because it: |
| A. | remains free from snow |
| B. | reduces the cost by reducing the route distance |
| C. | reduces the maintenance cost |
| D. | avoids interference with surface rights |
| E. | All the above. |
| Answer» F. | |
| 2473. |
For B.G. single track railway, the height of the tunnel above top of rails should be |
| A. | 5.5 m to 5.8 m |
| B. | 5.8 m to 6.2 m |
| C. | 6.7 m to 7.3 m |
| D. | 7.3 m to 7.5 m |
| Answer» D. 7.3 m to 7.5 m | |
| 2474. |
The lift off distance is the distance along the centre of the runway between the starting point and |
| A. | end of the runway |
| B. | end of stopway |
| C. | point where air craft becomes air borne |
| D. | point where air craft attains a height of 10.7 m |
| E. | none of these. |
| Answer» B. end of stopway | |
| 2475. |
According to I.C.A.O. the slope of transitional surface at right angles to the centre line of runway, is kept |
| A. | 1 in 4 |
| B. | 1 in 5 |
| C. | 1 in 6 |
| D. | 1 in 7 |
| E. | 1 in 10 |
| Answer» E. 1 in 10 | |
| 2476. |
The depressions and undulations in the pavement, are caused due to |
| A. | improper compaction of subgrade |
| B. | impact of heavy wheel loads |
| C. | punching effect |
| D. | flexible gears |
| E. | all the above. |
| Answer» F. | |
| 2477. |
Wing loading of an aircraft is |
| A. | load of the wings |
| B. | <img src="/_files/images/civil-engineering/airport-engineering/63-18-14-2.png"> |
| C. | <img src="/_files/images/civil-engineering/airport-engineering/63-18-14-3.png"> |
| D. | <img src="/_files/images/civil-engineering/airport-engineering/63-18-14-4.png"> |
| E. | None of these. |
| Answer» D. <img src="/_files/images/civil-engineering/airport-engineering/63-18-14-4.png"> | |
| 2478. |
The best direction of a runway is along the direction of |
| A. | longest line on wind rose diagram |
| B. | shortest line on the wind rose diagram |
| C. | line clear of wind rose diagram |
| D. | none of these. |
| Answer» B. shortest line on the wind rose diagram | |
| 2479. |
According to I.C.A.O. all markings on the runways are painted white and on taxiways |
| A. | black |
| B. | red |
| C. | yellow |
| D. | green |
| Answer» D. green | |
| 2480. |
The fuse large includes |
| A. | passengers chamber |
| B. | pilot's cabin |
| C. | tail of aircraft |
| D. | all the above. |
| Answer» E. | |
| 2481. |
Speed of |
| A. | sound at 0 C is 1190 km p.h. |
| B. | sound varies 2.4 km p.h. per degree centrigrade rise in temperature |
| C. | sound at 0 C is called one Mach |
| D. | an aircraft flying at 2975 km p.h., is called 2.5 Mach |
| E. | All the above. |
| Answer» F. | |
| 2482. |
The bearing of the runway at threshold is 290 , the runway number is |
| A. | N 70 W |
| B. | 290 |
| C. | 29 |
| D. | W 20 N |
| Answer» D. W 20 N | |
| 2483. |
The landing and take off of the air craft is made against the direction of wind. In no case the centre line of the runway should make an angle with the wind direction exceeding |
| A. | 10 |
| B. | 20 |
| C. | 30 |
| D. | 40 |
| Answer» D. 40 | |
| 2484. |
Total correction for elevation, temperature and gradient for a runway should not be more than |
| A. | 15% |
| B. | 20% |
| C. | 25% |
| D. | 30% |
| E. | 35% |
| Answer» F. | |
| 2485. |
Buoys which support the cables to which vessels are attached are of |
| A. | cylindrical shape |
| B. | drum |
| C. | pear shaped |
| D. | spherical shape |
| E. | all of these. |
| Answer» F. | |
| 2486. |
A low wall built out into the sea more or less perpendicular to the coast line, to resist the travel of sand and shingle along a beach, is called |
| A. | break water |
| B. | break wall |
| C. | groins |
| D. | shore wall. |
| Answer» D. shore wall. | |
| 2487. |
According to the recommendations of International Navigational Congress in 1912, the ratio of length to width at the entrance for passenger vessels is : |
| A. | 7.25 to 1 |
| B. | 7.80 to 1 |
| C. | 8.11 to 1 |
| D. | 8.44 to 1 |
| Answer» E. | |
| 2488. |
Pick up the PERT event from the following: |
| A. | Digging of foundation started |
| B. | Digging of foundation completed |
| C. | Laying of concrete started |
| D. | Laying of concrete completed |
| E. | All the above. |
| Answer» F. | |
| 2489. |
Completion of an activity on CPM network diagram, is generally known |
| A. | Event |
| B. | Node |
| C. | Connector |
| D. | All the above. |
| Answer» E. | |
| 2490. |
In the cash-flow diagram shown in the given figure |
| A. | Equal deposits of Rs 3000 per year (A) are made, starting now. |
| B. | The rate of interest is 10% per yearaccount |
| C. | The amount accumulated after the seventh deposit is to be computed |
| D. | All of these |
| Answer» E. | |
| 2491. |
Which one of the following represents an activity |
| A. | excavation for foundation |
| B. | curing of concrete |
| C. | setting of question paper |
| D. | preparation of breakfast |
| E. | all the above. |
| Answer» F. | |
| 2492. |
Military organisation is known as |
| A. | line organisation |
| B. | line and staff organisation |
| C. | functional organisation |
| D. | none of these. |
| Answer» B. line and staff organisation | |
| 2493. |
The difference between the time avail-to do a job and the time required to do the job, is known as |
| A. | event |
| B. | float |
| C. | duration |
| D. | constraint. |
| Answer» C. duration | |
| 2494. |
Pick up the excavation where measurements are made in square metres for payment. |
| A. | Ordinary cuttings up to 1 m |
| B. | surface dressing up to 15 cm depths |
| C. | Surface excavation up to 30 cm depths |
| D. | Both (b) and (c) |
| E. | Both (a) and (b) |
| Answer» E. Both (a) and (b) | |
| 2495. |
As per Indian Standard Specifications, the peak discharge for domestic purposes per capita per minute, is taken |
| A. | 1.80 litres for 5 to 10 users |
| B. | 1.20 litres for 15 users |
| C. | 1.35 for 20 users |
| D. | All the above. |
| Answer» E. | |
| 2496. |
Pick up the item of work not included in the plinth area estimate |
| A. | Wall thickness |
| B. | Room area |
| C. | Verandah area |
| D. | W.C. area |
| E. | Courtyard area. |
| Answer» F. | |
| 2497. |
The plinth area of a building not includes |
| A. | area of the walls at the floor level |
| B. | area of stair cover |
| C. | internal shaft for sanitary installations up to 2 sq m. in area |
| D. | lift and wall including landing |
| E. | area of cantilevered porch. |
| Answer» F. | |
| 2498. |
The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called : |
| A. | spectral variation |
| B. | spatial variation |
| C. | temporal variation |
| D. | None of these . |
| Answer» C. temporal variation | |
| 2499. |
The item of steel work which is measured in sq.m, is |
| A. | Collapsible gates |
| B. | Rolling shutters |
| C. | Steel doors |
| D. | Ventilators and glazing. |
| E. | All the above. |
| Answer» F. | |
| 2500. |
Cost of fittings and their fixing is specified for the following sanitary fittings |
| A. | Water closets |
| B. | Flushing pipes |
| C. | Lavatary basins |
| D. | Sinks |
| E. | All the above. |
| Answer» F. | |