Q.

Normal values of overflow rate for plain sedimentation tank, is

A. 250 to 500 litres/hr/m2
B. 500 to 750 litres/hr/m2
C. 750 to 1000 litres/hr/m2
D. 1000 to 1250 litres/hr/m2
Answer» B. 500 to 750 litres/hr/m2
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