Waste Water Engineering In trickling filter, B.O.D. is reduced to 80 to 90% 30 to 40% 60 to 80% 40 to 60% 80 to 90% 30 to 40% 60 to 80% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The design period in years for pumping plants, is 1 3 to 5 5 to 10 2 to 3 1 3 to 5 5 to 10 2 to 3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sludge does not contain waste water from Bath rooms Wash basins Kitchen sinks Toilets Bath rooms Wash basins Kitchen sinks Toilets ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Oxidation process results in the formation of Nitrates Sulphates All of these Carbon dioxide Nitrates Sulphates All of these Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage is pumped up From basements All listed here From flat areas From low lying areas From basements All listed here From flat areas From low lying areas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time of a circular tank of diameter d and water depth H, for receiving the sewage Q per hour, is d (0.285d + 0.011H)/Q d² (0.011d + 0.785H)/Q d (0.022d + 0.085H)/Q d (0.785d + 0.011H)/Q d (0.285d + 0.011H)/Q d² (0.011d + 0.785H)/Q d (0.022d + 0.085H)/Q d (0.785d + 0.011H)/Q ANSWER DOWNLOAD EXAMIANS APP
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