Civil Engineering - UPSC Civil Service Exam Questions

16. 

Undrained strength of a clay soil can be obtained by conducting which of the following tests ?
1. UC test
2. Vane sheer test
3. Cyclic triaxial test
4. Slow direct sheer test
Select the correct answer using the code given below :

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

Answer: Option D

Explanation:

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

17. 

Which one of the following is the nominal size of standard modular brick ?

A. 25cm x 13cm x 8cm
B. 25cm x 10cm x 8cm
C. 20cm x 10cm x 10cm
D. 20cm x 15cm x 10cm

Answer: Option D

Explanation:

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18. 

What is the ratio of rate of back-washing to that of filtration in a typical rapid sand filter ?

A. 2
B. 4
C. 6
D. 10

Answer: Option C

Explanation:

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19. 

A point in an element is stressed as shown in the given figure. What is the value of normal stress on the oblique plane BE ?

A. 200 N / mm2
B. 175 N / mm2
C. 150 N / mm2
D. 100 N / mm2

Answer: Option A

Explanation:

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20. 

What is the maximum bending moment at mid-span of the beam given below ?

A.
B.
C.
D.

Answer: Option C

Explanation:

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