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Waste Water Engineering - Engineering

Q1:

The detention time of a circular tank of diameter d and water depth H, for receiving the sewage Q per hour, is

A

B

C

D

ANS:A -

The unit of detention time is sec.

So we have 4 options can choose first one.
(d^2=m^2 ) * ( (d=m)+(h=m))==m^3.
m^3=volume.
Q=m^3/sec.