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Civil Engineering - Water Supply Engineering

Exercise : Water Supply Engineering - Section 2
26.
During treatment of water, sedimentation is done
before filtration
after filtration
simultaneously with filtration
along with chlorination.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
E. Coli bacterias die in water having pH greater than
5.5
6.5
7.5
8.5
9.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Check valves are installed
on the delivery side of the pumping set
at the interconnections between polluted water system and a potable water system
both (a) and (b)
neither (a) nor (b).
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
The equation in which Q is yearly run off in cm, P is yearly total rainfall in cm, H is difference of R.L.s. of lowest and highest points and A is area of catchment in square metres, is known as
English formula
Khosla's formula
Justin's formula
Vermule's formula.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
If intensity of rainfall in cm per hour is I, percentage coefficient of run-off is P, area of catchment in square kilometres is A, the total run-off Q, is given by
Q = 1.758 x 102 x API
Q = 2.758 x 102 x API
Q = 2.758 x 103 x API
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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