The main disadvantage of oxidation pond is that_____... - Solved MCQs & Answer

A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will________?

Ans: remain sameRead →

MCQ #333

The detention time (t) of a settling tank, may be defined as the time required for________?

Ans: The flow of sewage to fill the tankRead →