Civil Engineering - UPSC Civil Service Exam Questions

26. 

A simply supported beam of span 'L' and uniform flexural rigidly EI, carries a central load 'W' and total uniformly distributed load 'W' throughout the span. The maximum deflection is given by

A. 13 WL3/96 EI
B. 5 WL3/384 EI
C. 5 WL3/96 EI
D. 13 WL3/384 EI

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

27. 

In the design of storm sewers, time of concentration relevant of determine the

A. rainfall intensity
B. velocity in the sewer
C. time of travel
D. area seven by the sewer

Answer: Option A

Explanation:

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28. 

Given that the density of earth is ω, the angle of repose is φ and h is the height of the wall and the earth retained is level, the active earth Pressure 'P' on retaining wall is given by

A.
B.
C.
D.

Answer: Option C

Explanation:

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29. 

A cantilever carries a load P at C as shown in the given figure. The deflection at B is

A.
B.
C.
D.

Answer: Option D

Explanation:

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30. 

As the elevation increases, the runways length has to be changed at what rate ?

A. Decreased @ 5% per 300 m rise in elevation above M.S.L.
B. Increased @ 7% per 300 m rise in elevation above M.S.L.
C. Decreased @ 9% per 300 m rise in elevation above M.S.L.
D. Increased @ 15% per 300 m rise in elevation above M.S.L.

Answer: Option B

Explanation:

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