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 16 m 30 m 20 m 24 m 16 m 30 m 20 m 24 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers designed with self cleansing velocity, Neither silting nor scouring occurs at the bottom Both silting and scouring occur at the bottom The bottom is silted The bottom is scoured Neither silting nor scouring occurs at the bottom Both silting and scouring occur at the bottom The bottom is silted The bottom is scoured ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 5 minutes 2 minutes 3 minutes 1 minute 5 minutes 2 minutes 3 minutes 1 minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Skimming tanks are Those from which sludge is skimmed out Tanks provided with self- cleansing screens Used to remove the grease and oil Improved version of grit chambers Those from which sludge is skimmed out Tanks provided with self- cleansing screens Used to remove the grease and oil Improved version of grit chambers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The porosity of sediments in sewer pipes, is usually taken as 0.012 0.01 0.013 0.011 0.012 0.01 0.013 0.011 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Sand and girt Oil and grease Large suspended organic solids Floating materials Sand and girt Oil and grease Large suspended organic solids Floating materials ANSWER DOWNLOAD EXAMIANS APP
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