Challenger App

No.1 PSC Learning App

1M+ Downloads
The detention period in coagulation tanks is usually kept as:

A1 to 2 minutes

B30 to 45 minutes

C2 to 4 hours

D2 to 6 days

Answer:

C. 2 to 4 hours


Related Questions:

A sanitary sewer is expected to run
Most common coagulant is:
For treating the sewage of a large city, you will recommend
The sewer appurtenance constructed to provide a connection between the high level branch sewer to law level main sewer
The drop manholes are generally provided in sewers for