Waste Water Engineering The use of coarse screens for the disposal of sewage, may be dispensed with by Shredder Comminutor Neither A nor B Both A and B Shredder Comminutor Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 15 cumecs, the depth d and width are related by For drains up to d = 0.5 B d = 0.2 B B = 0.5 d B = 0.2 d d = 0.5 B d = 0.2 B B = 0.5 d B = 0.2 d ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer manholes are generally provided at The change of direction The change of gradient The junctions of sewers All of these The change of direction The change of gradient The junctions of sewers All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the rugosity coefficient, is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula V = (1/n) r2/3 s1/2 evolved by Chezy Bazin Kutter Manning Chezy Bazin Kutter Manning ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 30 to 40% 60 to 80% 80 to 90% 40 to 60% 30 to 40% 60 to 80% 80 to 90% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is 0.70 m/sec 0.60 m/sec 0.50 m/sec 0.75 m/sec 0.70 m/sec 0.60 m/sec 0.50 m/sec 0.75 m/sec ANSWER DOWNLOAD EXAMIANS APP
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