The effect of increasing diameter of sewer on the self cleansing velocity is_____________?

Related Mcqs:

The rate of Alteration of pressure filters is_________________?

A. less than that of slow sand filters B. in between the filtration rate of slow sand filters and rapid sand filters C. greater than that of rapid sand filters D. equal to that of slow sand filters...

The type of sewer which is suitable for both combined and separate system is_____________?

A. circular sewer B. egg shaped sewer C. horse-shoe type sewer D. semi-elliptical sewer...

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...

For a given discharge, the efficiency of sedimentation tank can be increased by______________?

A. increasing the depth of tank B. decreasing the depth of tank C. increasing the surface area of tank D. decreasing the surface area of tank...