Civil Engineering - UPSC Civil Service Exam Questions

6. 

A soil has a liquid limit of 45% and lies above the A-line when plotted on a plasticity chart. The group, symbol of the soil as per Soil Classification is

A. CH
B. CI
C. CL
D. MI

Answer: Option B

Explanation:

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7. 

A short column of external diameter D and internal diameter d, is subjected to a load W, with an eccentricity 'e', causing zero stress at an extreme fibre. Then the value of 'e' must be

A.
B.
C.
D.

Answer: Option C

Explanation:

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8. 

A high efficiency pump is required for low discharge, high head and low maintenance cost. Delivery of water need not be continuous. The pump need not run at high speed. Which one of the following is the correct choice ?

A. Centrifugal pump
B. Reciprocating pump
C. Air lift pump
D. Hydraulic ram

Answer: Option B

Explanation:

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9. 

For total reaction time of 2.5 seconds, coefficient of friction 0.35, design speed 80 km/h, what is the stopping sight distance on a highway ?

A. 127 m
B. 132 m
C. 76 m
D. 56 m

Answer: Option A

Explanation:

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10. 

What is the use of a station pointer ?

A. For making soundings in water bodies
B. For plotting of soundings in harbour area
C. For marking sunken shipping hazards
D. For making tidal observations

Answer: Option B

Explanation:

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