Waste Water Engineering In Chezy’s formula V = C rs for calculating the velocity of flow in circular sewer of diameter running full, the value of hydraulic mean radius is D/3 D/2 D/1 D/4 D/3 D/2 D/1 D/4 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is 20% of the design discharge None of these Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge 20% of the design discharge None of these Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For providing an Indian type W.C., the R.C.C. slabs in the toilet portion Should be sunk by 20 cm Should be sunk by 50 cm Need not be sunk Should be kept 20 cm above the adjacent portion Should be sunk by 20 cm Should be sunk by 50 cm Need not be sunk Should be kept 20 cm above the adjacent portion ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width All listed here Width of the tank is normally kept about 6 m Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width All listed here Width of the tank is normally kept about 6 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 200 m 100 m 300 m 50 m 200 m 100 m 300 m 50 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Antisyphonage pipe is fitted At the end of septic tanks At the beginning of sewer line On manholes With a W.'trap At the end of septic tanks At the beginning of sewer line On manholes With a W.'trap ANSWER DOWNLOAD EXAMIANS APP