Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 5 to 8 mm 3 to 5 mm 8 to 10 mm 2 to 3 mm 5 to 8 mm 3 to 5 mm 8 to 10 mm 2 to 3 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A nuisance is experienced in diluting water if dilution factor is less than 100 60 20 40 100 60 20 40 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum recommended diameter of sewers, is 15 cm 10 cm 20 cm 5 cm 15 cm 10 cm 20 cm 5 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 400 mg/l 200 mg/l 300 mg/l 100 mg/l 400 mg/l 200 mg/l 300 mg/l 100 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry water flow in a combined sewer, is Industrial sewage Domestic sewage Inclusive of domestic and industrial sewage but excludes storm water Storm water Industrial sewage Domestic sewage Inclusive of domestic and industrial sewage but excludes storm water Storm water ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a 2% solution of sewage sample is incubated for 5 days at 20°C and the dissolved oxygen depletion was found to be 8 mg/l. The BOD of the sewage is 100 mg/l 300 mg/l 200 mg/l 400 mg/l 100 mg/l 300 mg/l 200 mg/l 400 mg/l ANSWER DOWNLOAD EXAMIANS APP