Waste Water Engineering The recommended detention period for grit chambers is 3 minutes 5 minutes 2 minutes 1 minute 3 minutes 5 minutes 2 minutes 1 minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D. of the sewage is None of these 225 ppm 200 ppm 250 ppm None of these 225 ppm 200 ppm 250 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in Both cases A and B Neither A nor B The presence of oxygen The absence of oxygen Both cases A and B Neither A nor B The presence of oxygen The absence of oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering House connections to the laterals is generally made by R.C.C. Glazed stonewares P.C.C. Cast iron R.C.C. Glazed stonewares P.C.C. Cast iron 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 3 hours 4 hours 2 hours 5 hours 3 hours 4 hours 2 hours ANSWER DOWNLOAD EXAMIANS APP
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