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Civil Engineering - Waste Water Engineering

Exercise : Waste Water Engineering - Section 3
21.
Lead caulked joints are used for laying
stone ware pipes
earthern ware pipes
C.I. pipes
G.I. pipes.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Pick up the correct statement from the following :
The water supply pipes carry pure water free from solid particles
The water supply pipes get clogged if flow velocity is less than self cleansing velocity
The sewers may be carried up and down the hills and valleys
The sewer pipes are generally laid along level hills
None of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed
1.5
2.0
2.5
3.0
3.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
At the junction of sewers
top of smaller sewer is kept lower
top of larger sewer is kept lower
tops of both the sewers are at the same level
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Primary treatment of sewage consists of removal of
large suspended organic solids
oil and grease
sand and girt
floating materials
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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