Civil Engineering - UPSC Civil Service Exam Questions

31. 

In a diamond riveting, for a plate of width land rivet diameter 'd' the efficiency of the joint is given by

A. (b - d)/b
B. (b / 2d)/b
C. (b - d)/d
D. (b - 2d)/d

Answer: Option A

Explanation:

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32. 

Shear strength of timber depends on which one of the following ?

A. Lignin with fibres
B. Medullary rays
C. Heartwood
D. Sapwood

Answer: Option A

Explanation:

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33. 

The number of independent conditions required to be satisfied for the adjustment of a braced quadrilateral in triangulation survey is

A. 2
B. 4
C. 6
D. 8

Answer: Option D

Explanation:

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34. 

In case of well foundation, grip length is defined as the

A. length below the top of the well cap to the cutting edge
B. length between the bottom of the well cap to the cutting edge
C. depth of the bottom of the well below the minimum scour level
D. depth of the bottom of the well below the maximum scour level

Answer: Option D

Explanation:

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35. 

The coefficient of linear expansion of granite is in the range of that of

A. glass
B. mild steel
C. high carbon steel
D. bamboo

Answer: Option A

Explanation:

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