Civil Engineering - UPSC Civil Service Exam Questions

11. 

Consider the following types of soil tests :
1. California bearing ratio
2. Consolidation
3. Unconfined compression
The soil tests required to be done in the case of undisturbed samples include

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

Answer: Option C

Explanation:

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12. 

A cantilever beam AB, fixed at A and carrying a load W at the free end B, is found to deflect by δ at the mid-point of AB. The deflection of B due to a load W/2 at the mid-point will be

A.
B. δ
C. δ/2
D. δ/4

Answer: Option D

Explanation:

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13. 

A plan of an area drawn with the original scale of 1 cm = 10 m, has shrunk such that a line, originally 15 cm long on the plan, measures now 14.5 cm. The shrunk scale is given by 1 cm equal to

A. 0.97 m
B. 9.70 m
C. 10.34 m
D. 10.97 m

Answer: Option C

Explanation:

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14. 

In a tree, the cambium layer is situated between :

A. the outer bark and inner bark
B. the inner bark and sap wood
C. the sap wood and heart wood
D. the pith and heart wood

Answer: Option B

Explanation:

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15. 

Two closed thin vessels, one cylindrical and the other spherical with equal internal diameter and wall thickness are subjected to equal internal fluid.pressure. The ratio of hope stresses in the cylindrical to that of spherical vessels is

A. 4.0
B. 2.0
C. 1.0
D. 0.5

Answer: Option B

Explanation:

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