DFCCIL_CE _Quiz 34

If settling velocity is 1 cm/sec then corresponding surface loading in litre per day per m² will be

Zero hardness of water is achieved by:

A water treatment plant has a flow rate 0.7 m³/s. The setting basin at the plant has effective settling volume dimensions of length 19 m, depth 3.5 m and width 5 m. What percentage of the particles having a settling velocity of 0.006 m/sec is removed?

What is the average velocity gradient in the flocculation tank with a power input of 0.150 W and a tank volume of 0.75 m³. Take Pa.s

Flocculation is the process of