Civil Engineering - Waste Water Engineering

21.
The intensity of rain is expressed in
cm/minute
cm/hour
cm/day
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

22.
1000 kg of sewage contains
0.112 kg in suspension
0.112 kg in solution
0.225 kg in solution
0.450 kg in suspension
both (a) and (c) of above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

23.
The normal values of over flow rates for sedimentation tanks using coagulent, ranges between
25, 000 to 35, 000 litres/sqm/day
40, 000 to 50, 000 litres/sqm/day
50, 000 to 60, 000 litres/sqm/day
80, 000 to 100, 000 litres/sqm/day
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.