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Civil Engineering - Waste Water Engineering

Exercise : Waste Water Engineering - Section 5
46.
rd or th extra space is left in sewer pipes at maximum discharge for
low estimates of the average and maximum flows
large scale infiltration of storm water
unexpected increase in population
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
If n is the rugosity coefficient, r is the hydraulic depth, s is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula evolved by
Chezy
Manning
Bazin
Kutter.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Pick up the correct statement from the following :
anaerobic bacteria flourish in the absence of oxygen
aerobic bacteria flourish in the presence of oxygen
facultative bacteria flourish with or without oxygen
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Antisyphonage pipe is fitted
at the end of septic tanks
on manholes
with a W.C. trap
at the beginning of sewer line.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
For drains up to 15 cumecs, the depth d and width B are related by
d = 0.2 B
d = 0.5 B
B = 0.2 d
B = 0.5 d.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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