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 1000 kg of sewage contains 0.225 kg in solution 0.112 kg in suspension Both A and C of above 0.112 kg in solution 0.225 kg in solution 0.112 kg in suspension Both A and C of above 0.112 kg in solution ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Water content of sewage is about 0.95 0.999 0.99 0.9 0.95 0.999 0.99 0.9 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A circular sewer section is preferred to because It is cheaper in construction All listed here It provides maximum area for a given perimeter It provides maximum hydraulic mean depth It is cheaper in construction All listed here It provides maximum area for a given perimeter It provides maximum hydraulic mean depth ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of minimum hourly flow to the average flow of sewage is 43834 43832 43894 43833 43834 43832 43894 43833 ANSWER DOWNLOAD EXAMIANS APP