Waste Water Engineering The ratio of design discharge to the surface area of a sedimentation tank is called Overflow velocity Overflow rate Surface loading All of these Overflow velocity Overflow rate Surface loading All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Skimming tanks are Those from which sludge is skimmed out Improved version of grit chambers Used to remove the grease and oil Tanks provided with self- cleansing screens Those from which sludge is skimmed out Improved version of grit chambers Used to remove the grease and oil Tanks provided with self- cleansing screens ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 40 to 60% 30 to 40% 60 to 80% 80 to 90% 40 to 60% 30 to 40% 60 to 80% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is Slightly less than 5% of the design discharge None of these Slightly more than 5% of the design discharge 20% of the design discharge Slightly less than 5% of the design discharge None of these Slightly more than 5% of the design discharge 20% of the design discharge ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gradient of sewers depends upon Diameter of the sewer All listed here Discharge Velocity of flow Diameter of the sewer All listed here Discharge Velocity of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The use of coarse screens for the disposal of sewage, may be dispensed with by Both A and B Shredder Neither A nor B Comminutor Both A and B Shredder Neither A nor B Comminutor ANSWER DOWNLOAD EXAMIANS APP
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