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Civil Engineering - Waste Water Engineering

Exercise : Waste Water Engineering - Section 6
11.
For having central angle α, the area of cross-section of sewers running partially full, is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The pressure exerted by
the sewage when running full from inside, is called internal pressure
the internal pressure if any, causes tensile stress in the pipe material
pressure sewers are designed to be safe in tension
All the above.
Answer: Option
Explanation:
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13.
A cylindrical ejector having its height 2 m fills after every 10 minutes with a peak sewage discharge of 0.0157 cumec. The diameter of the ejector chamber, is
2.30 m
2.40 m
2.45 m
2.50 m.
Answer: Option
Explanation:
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14.
The flow velocity in detritus tanks is
0.05 m/sec
0.09 m/sec
1.25 m/sec
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The following is the physical characteristic of sewage
turbidity
colour
odour
temperature
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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