Civil Engineering - UPSC Civil Service Exam Questions

1. 

Consider the following statements regarding the phenomenon of bulking of sand :
1. It is due to film of water around sand particles.
2. It is due to capillary action.
3. It is more in finer sands.
Which of the following statements given above is/are correct ?

A. 1, 2 and 3
B. 1 and 3
C. 2 and 3
D. 1 and 2

Answer: Option B

Explanation:

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2. 

The magnitude of acceleration is given by the

A. slope of distance-time curve
B. length of velocity-time curve
C. slope of velocity-time curve
D. length of distance-time curve

Answer: Option A

Explanation:

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3. 

A 100 m tape is held 1 m out of line. The true length is

A. 100.0050 m
B. 99.9950 m
C. 100.0100 m
D. 99.9800 m

Answer: Option B

Explanation:

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4. 

Which one of the following types of settling phenomenon can be analysed by the classic sedimentation laws of Newton and Stokes ?

A. Discrete settling
B. Flocculent settling
C. Hindered settling
D. Compression settling

Answer: Option A

Explanation:

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5. 

Window sills in residential houses are normally kept at

A. 83 to 90 cm above the floor level
B. 80 to 90 cm above the floor level
C. 78 to 88 cm above the floor level
D. 75 to 85 cm above the floor level

Answer: Option D

Explanation:

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