______ is the value of the sieve opening through which exactly 50 % of the resin volume passes.

What is the concentration of chlorine upto which these spiral wound membranes can withstand?

What is the means used for the mixing of the sludge?

Microbial yield under aerobic conditions is lower than anoxic conditions.

What is the allowable pressure drop assumed for the ammonia stripping tower to remove ammonia?

What is the hydraulic loading rate in m2/m3/h of a disc filter assumed while designing it?

Which of the following is an advantage of closed loop?

What is the upflow velocity considered for a UASB while treating partially soluble COD?