The phenolic compounds in public water supply should not be more than_______________?

Related Mcqs:

The hourly variation factor is usually taken as______________?

A. 1.5 B. 1.8 C. 2.0 D. 2.7...

The length of rectangular sedimentation tank should not be more than_______________?

A. B B. 2B C. 4B D. 8B where B is the width of the tank...

The pathogens can be killed by_______________?

A. nitrification B. chlorination C. oxidation D. none of the above...

Settling velocity increases with_______________?

A. specific gravity of solid particles B. size of particles C. depth of tank D. temperature of liquid...

The settling velocity of a particle in a sedimentation tank increases if_________________?

A. particle size is decreased B. the surface area of tank is increased C. the depth of tank is decreased D. none of the above...