Waste Water Engineering For a grit chamber, if the recommended velocity of flow is 0.2 m/sec and detention period is 2 minutes, the length of the tank, is 30 m 24 m 20 m 16 m 30 m 24 m 20 m 16 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is classified as shallow if its depth is between 0.5 to 0.7 m 0.9 to 1.20 m 0.7 to 0.9 m 0.4 to 0.5 m 0.5 to 0.7 m 0.9 to 1.20 m 0.7 to 0.9 m 0.4 to 0.5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Egg shaped Circular shaped Parabolic shaped Horse shoe shaped Egg shaped Circular shaped Parabolic shaped Horse shoe shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For evaporation and measurement of settable solids, the apparatus used, is A breaker An Imhoff cone A jar A test tube A breaker An Imhoff cone A jar A test tube ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 40 to 60% 30 to 40% 60 to 80% 80 to 90% 40 to 60% 30 to 40% 60 to 80% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.45 m/sec 0.30 m/sec 0.35 m/sec 0.40 m/sec 0.45 m/sec 0.30 m/sec 0.35 m/sec 0.40 m/sec ANSWER DOWNLOAD EXAMIANS APP
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