Waste Water Engineering The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is 204 cu.m 212 cu.m 216 cu.m 208 cu.m 204 cu.m 212 cu.m 216 cu.m 208 cu.m 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 Kutter Manning Bazin Chezy Kutter Manning Bazin ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 60 to 80% 40 to 60% 30 to 40% 80 to 90% 60 to 80% 40 to 60% 30 to 40% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is 5 hours 2 hours 3 hours 4 hours 5 hours 2 hours 3 hours 4 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal values of over flow rates for secondary sedimentation tanks, ranges between 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 80,000 to 10,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 80,000 to 10,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Both A and B Biological action is used Neither A nor B Filtration process is used Both A and B Biological action is used Neither A nor B Filtration process is used ANSWER DOWNLOAD EXAMIANS APP
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