engineering recuitment GATE CE 2023-24 Test Series Environmental Engineering Sewage Sewage Treatment
For a colony of 10,000 persons having a sewage flow rate of 200 l/c/day, BOD of applied sewage of 300 mg/l, and organic loading of 300 kg/day/hectare, the area of an Oxidation pond required for treating the sewage of the colony is?
1
0.2 hectare
2
1 hectare
3
2 hectare
4
6 hectare