Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is None of these 1 in 100 1 in 60 1 in 120 None of these 1 in 100 1 in 60 1 in 120 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The algae dies out in the zone of Active decomposition Recovery Cleaner water Degradation Active decomposition Recovery Cleaner water Degradation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering An inverted siphon is designed generally for Two pipes Four pipes One pipe Three pipes Two pipes Four pipes One pipe Three pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A drop manhole is provided if A branch sewer joins the main sewer at higher level None of these A sewer drops from a height A lamp is inserted to check obstruction A branch sewer joins the main sewer at higher level None of these A sewer drops from a height A lamp is inserted to check obstruction ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is 5000 10000 100 1000 5000 10000 100 1000 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 (0.785d + 0.011H)/Q d (0.022d + 0.085H)/Q d (0.285d + 0.011H)/Q d² (0.011d + 0.785H)/Q d (0.785d + 0.011H)/Q d (0.022d + 0.085H)/Q ANSWER DOWNLOAD EXAMIANS APP