Waste Water Engineering As compared to fresh river water, sea water contains oxygen 20% less 10% less 20% more 10% more 20% less 10% less 20% more 10% more ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design purposes, the normal rate of infiltration of ground water into the sewer, is 1000 litres/km/cm 2000 litres/km/cm 1500 litres/km/cm 500 litres/km/cm 1000 litres/km/cm 2000 litres/km/cm 1500 litres/km/cm 500 litres/km/cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum depth of sedimentation tanks, is kept 4.5 m 3 m 3.5 m 4 m 4.5 m 3 m 3.5 m 4 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Are available in size Stoneware sewers 10 cm All of these 20 cm 15 cm 10 cm All of these 20 cm 15 cm 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 100 cm 150 cm 110 cm 120 cm 100 cm 150 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 3.0 ml of raw sewage is diluted to 300 ml. The D.O. concentration of the diluted sample at the beginning of the test was 8 mg/l. After 5 day-incubation at 20°C, the D.O. concentration was 5 mg/l. The BOD of raw sewerage is 300 mg/l 100 mg/l 400 mg/l 200 mg/l 300 mg/l 100 mg/l 400 mg/l 200 mg/l ANSWER DOWNLOAD EXAMIANS APP
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