Civil Engineering - UPSC Civil Service Exam Questions

26. 

An equilateral triangular plate is immersed in water as shown in the above figure. The centre of pressure below the water surface is at a depth of

A.
B.
C.
D.

Answer: Option D

Explanation:

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27. 

Consider the following factors :
1. Air traffic control measures
2. Aircraft traffic composition
3. VFR/IFR operation
4. Runway configuration
Which of these factors affect the capacity of a runway ?

A. 1, 2 and 3
B. 2 and 3
C. 1 and 4
D. 1, 2, 3 and 4

Answer: Option C

Explanation:

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28. 

A city supply of 15000 cubic metres of water per day is treated with a chlorine dosage of 0.5 ppm. For this purpose, the requirement of 25% bleaching powder per day would be

A. 300 kg
B. 75 kg
C. 30 kg
D. 7.5 kg

Answer: Option C

Explanation:

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29. 

The ratio between the stress produced in a bar by a sudden application of load (impact loading) as compared to the stress produced by the gradual application of same load is

A. 1.5
B. 2.0
C. 2.5
D. 3.0

Answer: Option B

Explanation:

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30. 

The shear stress distribution over a rectangular cross-section of a beam follows

A. a straight line path
B. a circular path
C. a parabolic path
D. an elliptical path

Answer: Option C

Explanation:

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