Waste Water Engineering Primary treatment of sewage consists of removal of Large suspended organic solids Oil and grease Sand and girt Floating materials Large suspended organic solids Oil and grease Sand and girt Floating materials ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is 110 cm 120 cm 150 cm 100 cm 110 cm 120 cm 150 cm 100 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 1 minute 5 minutes 3 minutes 2 minutes 1 minute 5 minutes 3 minutes 2 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Neither (A) nor (B) Both (A) and (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Neither (A) nor (B) Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Oxidation process results in the formation of Nitrates All of these Carbon dioxide Sulphates Nitrates All of these Carbon dioxide Sulphates ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The algae dies out in the zone of Degradation Cleaner water Recovery Active decomposition Degradation Cleaner water Recovery Active decomposition ANSWER DOWNLOAD EXAMIANS APP
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