Q253
For efficient working of a sewer, it must be ensured that
A.
Minimum velocity of 0.45 m/sec, is maintained at its minimum flow
B.
A maximum velocity of 0.90 m/sec, is maintained at its maximum flow
C.
Both (A) and (B)
AnswerD.
Neither (A) nor (B)
Answer: Option C
Solution
Answer: Option C
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