Waste Water Engineering If the peak discharge of a storm water drain (S.W. Drain) is expected to exceed 150 cumecs, the free board to be provided, is 80 cm 50 cm 100 cm 90 cm 80 cm 50 cm 100 cm 90 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is 1 in 100 1 in 60 1 in 120 None of these 1 in 100 1 in 60 1 in 120 None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains Lined with stones Both A. and B. With beds of rocks and gravels Neither A. nor B. Lined with stones Both A. and B. With beds of rocks and gravels Neither A. nor B. ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering It is customary to design a sewer for D.W.F. on the basis of Twice the average demand Thrice the average demand Four times the average demand Average demand Twice the average demand Thrice the average demand Four times the average demand Average demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Aerobic activity is maximum In sewer treatment plants At sewer pipes In freshly produced sewage None of these In sewer treatment plants At sewer pipes In freshly produced sewage None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The liquid wastes from kitchens, bath rooms and wash basins, is not called Sewage Sullage Liquid waste None of these Sewage Sullage Liquid waste None of these ANSWER DOWNLOAD EXAMIANS APP