water supply engineering MCQs – Page 2

Practise focused water supply engineering questions with marked answers for exam preparation and subject revision.

water supply engineering Mcqs
21. The yield of a rapid gravity filter as compared to that of slow sand filter, is__________________?
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A. 20 times

B. 15 times

C. 35 times

D. 30 times

E. 10 times

22. In distribution pipes, drain valves are provided at_______________?
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A. higher point

B. lower point

C. any where

D. junction points

23. The fire demand of a city may be worked out by _________________?
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A. Bustans formula

B. Kuichlings formula

C. Under Writers formula

D. Freeman formula

E. All the above.
24. As per IS : 1172-1963, water required per head per day for average domestic purposes, is_______________?
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A. 65 litres

B. 135 litres

C. 50 litres

D. 85 litres

E. 105 litres

25. The expected discharge to be obtained from an open well sunk in coarse sand is 0.0059 cumec. If the working depression head of the well is 3 m, the minimum diameter of the well, is________________?
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A. 2.75 m

B. 2.25 m

C. 3.00 m

D. 2.50 m

E. 2 m

26. The underground sources of water, is from______________?
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A. k up the incorrect statement from the following?