Waste Water Engineering In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is Q/(L × D) Q/(B × L) Q/L Q/(B × D) Q/(L × D) Q/(B × L) Q/L Q/(B × D) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is 0.15 cumec 0.12 cumec 0.10 cumec 0.20 cumec 0.15 cumec 0.12 cumec 0.10 cumec 0.20 cumec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The liquid wastes from kitchens, bath rooms and wash basins, is not called None of these Sullage Liquid waste Sewage None of these Sullage Liquid waste Sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers designed with self cleansing velocity, Neither silting nor scouring occurs at the bottom The bottom is silted Both silting and scouring occur at the bottom The bottom is scoured Neither silting nor scouring occurs at the bottom The bottom is silted Both silting and scouring occur at the bottom The bottom is scoured ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering hydraulically equivalent, the relationship which holds good, is D3/8 = 4 b3/8 D8/3 = 4 b8/3 D3/2 = 4 b3/2 D2/3 = 4 b2/3 D3/8 = 4 b3/8 D8/3 = 4 b8/3 D3/2 = 4 b3/2 D2/3 = 4 b2/3 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
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