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 100 ppm 50 ppm 150 ppm 200 ppm 100 ppm 50 ppm 150 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention period for plain sedimentation water tanks, is usually 24 to 36 hours 16 to 24 hours 8 to 16 hours 4 to 8 hours 24 to 36 hours 16 to 24 hours 8 to 16 hours 4 to 8 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The average temperature of sewage in India, is 10°C 25°C 20°C 15°C 10°C 25°C 20°C 15°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage is pumped up All listed here From basements From low lying areas From flat areas All listed here From basements From low lying areas From flat areas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system originates from House sewers Branch sewers Lateral sewers Main sewers House sewers Branch sewers Lateral sewers Main sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Degradation Recovery Cleaner water Active decomposition Degradation Recovery Cleaner water Active decomposition ANSWER DOWNLOAD EXAMIANS APP
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