civil engineering MCQs – Page 20

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs
381. The instrument used for accurate centering in plane table survey is________________?
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A. spirit level

B. trough compass

C. plumbing fork

D. alidade

382. The function of an expansion joint in rigid pavements is to______________?
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A. allow free expansion

B. relieve shrinkage stresses

C. resist stresses due to expansion

D. relieve warping stresses

383. Poissons ratio for concrete_______________?
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A. decreases with richer mixes

B. none of the above

C. remains constant

D. increases with richer mixes
384. Local attraction in compass surveying may exist due to________________?
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A. loss of magnetism of the needle

B. incorrect levelling of the magnetic needle

C. friction of the needle at the pivot

D. presence of magnetic substances near the instrument
385. The absolute minimum radius of curve for safe operation for a speed of 110 kmph is______________?
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A. 220 m

B. 110 m

C. 440 m

D. 577 m

386. When the width of kerb parking space and width of street are limited, generally preferred parking system is________________?
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A. 45 angle parking

B. 65 angle parking

C. parallel parking

D. 90 angle parking

387. The size of a plane table is________________?
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A. 450 mm x 600 mm

B. 750 mm x 900 mm

C. 600 mm x 750 mm

D. 300 mm x 450 mm

388. The entrance and exit curves of a rotary have_______________?
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A. equal radii but pavement width is more at entrance than at exit curve

B. different radii and different widths of pavement

C. equal radii and equal widths of pavement

D. equal pavement widths but radius is more at entrance curve than at exit curve

389. Agate cap is fitted with a_________________?
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A. prismatic compass

B. level

C. chain

D. cross staff

390. The camber for hill roads in case of bituminous surfacing is adopted as________________?
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A. 3%

B. 2.5%

C. 2%

D. 4%

391. If the R.L. of a B.M. is 100.00 m, the back- sight is 1.215 m and the foresight is 1.870 m, the R.L. of the forward station is_________________?
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A. 100.655m

B. 100.345 m

C. 99.345 m

D. 101.870m

392. The maximum spacing of contraction joints in rigid pavements is_____________?
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A. 3.5 m

B. 4.5 m

C. 2.5 m

D. 5.5m

393. Admixtures which cause early setting, and hardening of concrete are called_______________?
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A. workability admixtures

B. retarders

C. air entraining agents

D. accelerators
394. The fineness modulus of fine aggregate is in the range of______________?
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A. 5.0 to 7.0

B. 6.0 to 8.5

C. 2.0 to 3.5

D. 3.5 to 5.0

395. Select the correct statement__________________?
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A. Spot speed is the average speed of a vehicle at a specified section

B. Traffic volume should always be more than traffic capacity

C. Traffic capacity should always be more than traffic volume

D. 85th percentile speed is more than 98th percentile speed

396. If the design speed is V kmph and deviation angle is N radians, then the total length of a valley curve in meters is given by the expression_________________?
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A. 3.8 NV2

B. 3.8 (NV3)2

C. 0.38 N V3/2

D. 0.38 (NV3)2
397. Which of the following represents hardest grade of bitumen ?
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A. 30/40

B. 60/70

C. 80/100

D. 100/120

398. If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maximum capacity of a traffic lane at a speed of 10 m/sec is________________?
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A. 2500 vehicles per hour

B. 1500 vehicles per hour

C. 2000 vehicles per hour

D. 3000 vehicles per hour

399. Which of the following angles can be set out with the help of French cross staff?
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A. 90 only

B. any angle

C. 45 only

D. either 45 or 90
400. Theodolite is an instrument used for_________________?
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A. tightening the capstan-headed nuts of level tube

B. measurement of horizontal angles only

C. measurement of vertical angles only

D. measurement of both horizontal and vertical angles