engineering recuitment BHEL Engineer Trainee Mock Test 2025 Environmental Engineering Quality and Characteristics of Sewage
If the average sewage from the city is 95 × 106 litres/day and the average 5 days BOD is 300mg / litre, then the population equivalent will be (where, domestic sewage quantity is 0.08 kg.person/day)
1
400250
2
350025
3
356250
4
456250