Waste Water Engineering With self cleansing velocity in sewers Both silting and scouring occur at bottom Neither silting nor scouring occurs at bottom Silting occurs at bottom Scouring occurs at bottom Both silting and scouring occur at bottom Neither silting nor scouring occurs at bottom Silting occurs at bottom Scouring occurs at bottom ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The discharge per unit plan area of a sedimentation tank, is generally called All of these Over flow velocity Over flow rate Surface loading All of these Over flow velocity Over flow rate Surface loading ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The coagulant which is generally not used for treating the sewage, is Alum Ferric chloride Ferric sulphate Chlorinated coppers Alum Ferric chloride 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 Pneumatic ejector None of these Reciprocating pump Centrifugal pump Pneumatic ejector None of these Reciprocating pump Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 2 to 3 mm 5 to 8 mm 3 to 5 mm 8 to 10 mm 2 to 3 mm 5 to 8 mm 3 to 5 mm 8 to 10 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is D’ = 0.74 D D’ = 0.84 D D’ = 0.64 D D’ = 0.94 D D’ = 0.74 D D’ = 0.84 D D’ = 0.64 D D’ = 0.94 D ANSWER DOWNLOAD EXAMIANS APP
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