Civil Engineering - Water Supply Engineering

6.
For estimating the run off of catchments, the mean value of the constant 'K' in the Khosla's formula Qy = Py - K (1.8 Ty + 32) is
1.21
1.23
1.25
1.27
1.31
Answer: Option
Explanation:
No answer description is available. Let's discuss.

7.
Service connections to consumers houses, are generally provided with
copper pipes
hume pipes
galvanised iron pipes
P.V.C. pipes
none of these.
Answer: Option
Explanation:
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8.
Sluice valves are fitted in a distribution system
along straight length of pipes at suitable intervals
at the junctions of the pipes
at the branching off points of sub-mains
all the above.
Answer: Option
Explanation:
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9.
The detention period for plain sedimentation water tanks, is usually
4 to 8 hours
8 to 16 hours
16 to 24 hours
24 to 36 hours.
Answer: Option
Explanation:
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10.
The maximum permitted loss of head in a rapid sand filter, is
1 m
2 m
3 m
4 m
5 m.
Answer: Option
Explanation:
No answer description is available. Let's discuss.