Waste Water Engineering In normal conditions, the period for sludge digestion, is 30 days 20 days 60 days 10 days 30 days 20 days 60 days 10 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If q is the average sewage flow from a city of population P, the maximum sewage flow Q = [(4 + )/(18 + )] q Q = [(18 + )/(4 + )] q Q = [(18 + P)/(4 + )] q Q = [(5 + )/((15 + )] q Q = [(4 + )/(18 + )] q Q = [(18 + )/(4 + )] q Q = [(18 + P)/(4 + )] q Q = [(5 + )/((15 + )] q ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Nitrogen cycle of sewage, is Liberation of ammonia-formation of nitrites-formation of nitrates-liberation of nitrogen Liberation of nitrogen-formation of nitrates-formation of nitrites-liberation of ammonia Liberation of nitrogen-liberation of ammonia-formation of nitrites- formation of nitrates Formation of nitrates-formation of nitrites-liberation of nitrates-liberation of nitrates Liberation of ammonia-formation of nitrites-formation of nitrates-liberation of nitrogen Liberation of nitrogen-formation of nitrates-formation of nitrites-liberation of ammonia Liberation of nitrogen-liberation of ammonia-formation of nitrites- formation of nitrates Formation of nitrates-formation of nitrites-liberation of nitrates-liberation of nitrates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 60 to 80% 80 to 90% 30 to 40% 40 to 60% 60 to 80% 80 to 90% 30 to 40% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During preliminary treatment of a sewage Oil and grease are removed from skimming tanks Floating materials are removed by screening All listed here Girt and sand are removed by girt chambers Oil and grease are removed from skimming tanks Floating materials are removed by screening All listed here Girt and sand are removed by girt chambers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is 75 m 20 m 30 m 45 m 75 m 20 m 30 m 45 m ANSWER DOWNLOAD EXAMIANS APP