As compared to rapid sand filters, slow sand filters give______________?

Related Mcqs:

Turbidity is measured on_______________?

A. standard silica scale B. standard cobalt scale C. standard platinum scale D. platinum cobalt scale...

Activated carbon is used for_____________?

A. disinfection B. removing hardness C. removing odours D. removing corrosiveness...

Composting and lagooning are the methods of_______________?

A. sludge digestion B. sludge disposal C. sedimentation D. filtration...

The slope of sewer shall be__________________?

A. given in the direction of natural slope of ground B. given in the direction opposite to natural slope of ground C. zero D. steeper than 1 in 20...

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...