Waste Water Engineering In circular sewers if depth of flow is 0.2 times the full depth, the nominal gradient, Is only provided Is trebled Is doubled Is not enough Is only provided Is trebled Is doubled Is not enough ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge per person per year, is 15 litres 20 litres 10 litres 25 litres 15 litres 20 litres 10 litres 25 litres ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is 1 in 120 1 in 60 None of these 1 in 100 1 in 120 1 in 60 None of these 1 in 100 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 400 mg/l 300 mg/l 200 mg/l 100 mg/l 400 mg/l 300 mg/l 200 mg/l 100 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Rate of flow of sewage is generally assumed More than the rate of water supply Equal to the rate of water supply Less than the rate of water supply At 150 litres per capita More than the rate of water supply Equal to the rate of water supply Less than the rate of water supply At 150 litres per capita ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The liquid wastes from kitchens, bath rooms and wash basins, is not called None of these Liquid waste Sullage Sewage None of these Liquid waste Sullage Sewage ANSWER DOWNLOAD EXAMIANS APP
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