Civil Engineering - Waste Water Engineering

16.
If the depth of flow in a circular sewer is 1/4th of its diameter D, the wetted perimeter is
πD.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

17.
The maximum diameter of sewers adopted in the designs is
1.0 m
2.0 m
3.0 m
4.0 m.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

18.
Sluge banks are formed if sewage is disposed of in
rivers
seas
lakes
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

19.
Design period of 40 to 50 years is adopted for
branch sewers
main sewers
trunk sewers
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

20.
The pH value of sewage is determined with the help of
Imhoff Cone
turbidimeter
potentiometer
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.