The amount of chemical coagulant added for treatment of polluted water ______________ with increase in temperature of the polluted water to be treated?

Related Mcqs:

CFC (chloro fluoro carbon) is very highly reactive in causing depletion of ozone layer in the atmosphere. Each atom of chlorine liberated from CFC is capable of decomposing ________________ molecules of ozone?

A. 102 B. 105 C. 109 D. 1015...

Pick out the wrong statement?

A. Biological oxygen demand (BOD) is a characteristic and not a constituent of water B. BOD is a measure of the amount of oxygen which will be demanded & used in 5 days by the biological decomposition of the organic matter present in water stream present as food for the living organism C. BOD is … Pick out the wrong statement?Read More...

The major reason of hydrodynamic noise (i.e., noise resulting from liquid flow) is_________________?

A. Pipe vibrations B. Cavitation C. Boundary layer separation D. Fluctuation in liquid flow...

Brown spots in fabrics will be caused by washing with water containing large amount of___________________?

A. Iron B. Zinc C. Iodine D. Bromine...

Insufficient washing of sand grains in a rapid sand filter causes__________________?

A. Air binding B. Shrinkage of filtering media C. Mud balls D. Expansion of filtering media...