Generally the detention period for grit chambers is kept as_______________?

Related Mcqs:

The distribution mains are designed for________________?

A. maximum daily demand B. maximum hourly demand C. average daily demand D. maximum hourly demand on maxi¬mum day...

The suitable layout of distribution system for a city with roads of rectangular pattern is______________?

A. grid iron system B. dead end system C. ring system D. radial system...

The working conditions in imhoff tanks are_______________?

A. aerobic only B. anaerobic only C. aerobic in lower compartment and anaerobic in upper compartment D. anaerobic in lower compartment and aerobic in upper compartment...

The main disadvantage of cement concrete sewers is________________?

A. less strength B. difficulty in construction C. difficulty in transportation due to heavy weight D. less life...

Orthotolidine test is used for determination of________________?

A. dissolved oxygen B. residual chlorine C. biochemical oxygen demand D. dose of coagulant...