Waste Water Engineering The coagulant which is generally not used for treating the sewage, is Ferric chloride Alum Ferric sulphate Chlorinated coppers Ferric chloride Alum Ferric sulphate Chlorinated coppers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The disintegrating pump in which solid matter is broken up before passing out, is Centrifugal pump Pneumatic ejector None of these Reciprocating pump Centrifugal pump Pneumatic ejector None of these Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers designed with self cleansing velocity, Both silting and scouring occur at the bottom The bottom is scoured Neither silting nor scouring occurs at the bottom The bottom is silted Both silting and scouring occur at the bottom The bottom is scoured Neither silting nor scouring occurs at the bottom The bottom is silted ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering It is customary to design a sewer for D.W.F. on the basis of Thrice the average demand Twice the average demand Average demand Four times the average demand Thrice the average demand Twice the average demand Average demand Four times the average demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 3 minutes 5 minutes 2 minutes 1 minute 3 minutes 5 minutes 2 minutes 1 minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the gas generally found, is Methane (CH4) Carbon dioxide (CO2) Hydrogen sulphide (H2S) All listed here Methane (CH4) Carbon dioxide (CO2) Hydrogen sulphide (H2S) All listed here ANSWER DOWNLOAD EXAMIANS APP
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