Waste Water Engineering If the diameter of sewer is 225 mm, the gradient required for generating self cleansing velocity, is 1 in 100 1 in 60 1 in 120 None of these 1 in 100 1 in 60 1 in 120 None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer manholes are generally provided at All of these The change of gradient The change of direction The junctions of sewers All of these The change of gradient The change of direction The junctions of sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which transports the sewage to the point of treatment, is called Main sewer House sewer Branch sewer Out-fall sewer Main sewer House sewer Branch sewer Out-fall sewer 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 100 mg/l 300 mg/l 200 mg/l 400 mg/l 100 mg/l 300 mg/l 200 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars for perforations in coarse screens used for the treatment of sewage, is 20 mm 50 mm 30 mm 40 mm 20 mm 50 mm 30 mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Clogging of sewers, is caused due to Low discharge All of these Greasy and oily matters Silting Low discharge All of these Greasy and oily matters Silting ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS