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UPSC Civil Service Exam Questions

Q1:

Why is a proportional flow weir provided in a grit chamber ?

A To reduce the suspended solids entering into the grit chamber

B To maintain the constant flow depth in the grit chamber

C To take care of maintaining constant flow velocity in the grit chamber over a certain depth range

D To allow the sewage afresh into the grit chamber

ANS:C - To take care of maintaining constant flow velocity in the grit chamber over a certain depth range

No answer description is available.



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