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Civil Engineering - Waste Water Engineering

Exercise : Waste Water Engineering - Section 2
6.
The digested sludge from septic tanks, is removed after a maximum period of
3 years
3.5 years
4 years
5 years.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
For providing an Indian type W.C., the R.C.C. slabs in the toilet portion
should be sunk by 20 cm
should be kept 20 cm above the adjacent portion
should be sunk by 50 cm
need not be sunk.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
The gradient of sewers depends upon
velocity of flow
diameter of the sewer
discharge
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
The settling velocity of the particles larger than 0.06 mm in a settling tank of depth 2.4 is 0.33 m per sec. The detention period recommended for the tank, is
30 minutes
1 hour
1 hour and 30 minutes
2 hours
3 hours.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
The drop man holes are generally provided in sewers for
industrial areas
large town ships
hilly town ships
cities in plains.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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