Civil Engineering - Water Supply Engineering

46.
Efficiency of removing bacterias from raw water by a slow sand filter, is
80% to 81%
85% to 86%
90% to 97%
98% to 99%.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
De-chlorination is followed by
post-chlorination
pre-chlorination
double-chlorination
super-chlorination.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
The bed slope in slow sand filters, is generally kept
1 in 50
1 in 75
1 in 100
1 : 200
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
When gravity and pumping systems of water distribution are adopted, the type of distribution reservoir, is
elevated tank
ground source reservoir
intz tank
stand pipe.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
The average domestic consumption under normal conditions in an Indian city per day per person, is
105 litres
115 litres
125 litres
135 litres
150 litres.
Answer: Option
Explanation:
No answer description is available. Let's discuss.