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 300 mg/l 100 mg/l 200 mg/l 400 mg/l 300 mg/l 100 mg/l 200 mg/l 400 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer pipe which carries sewage from a building for immediate disposal is House sewer Main sewer Intercepting sewer Lateral sewer House sewer Main sewer Intercepting sewer Lateral sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is 200 ppm 150 ppm 50 ppm 100 ppm 200 ppm 150 ppm 50 ppm 100 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the over land flow from the critical point to the drain is 8 km and the difference in level is 12.4 m, the inlet time is 2 hours 5 hours 4 hours 3 hours 2 hours 5 hours 4 hours 3 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Depletion of ozone layer in the outer atmosphere may cause Heart disorder Skin cancer Bronchitis Lung cancer Heart disorder Skin cancer Bronchitis Lung cancer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which received discharge from two or more main sewers, is known as An outfall sewer A trunk sewer A main sewer An intercepting sewer An outfall sewer A trunk sewer A main sewer An intercepting sewer ANSWER DOWNLOAD EXAMIANS APP
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