Waste Water Engineering During preliminary treatment of a sewage Floating materials are removed by screening Oil and grease are removed from skimming tanks Girt and sand are removed by girt chambers All listed here Floating materials are removed by screening Oil and grease are removed from skimming tanks Girt and sand are removed by girt chambers All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The non-clog pump which permits solid matter to pass out with the liquid sewage, is None of these Reciprocating pump Centrifugal pump Pneumatic ejector None of these Reciprocating pump Centrifugal pump Pneumatic ejector ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering With self cleansing velocity in sewers Silting occurs at bottom Scouring occurs at bottom Neither silting nor scouring occurs at bottom Both silting and scouring occur at bottom Silting occurs at bottom Scouring occurs at bottom Neither silting nor scouring occurs at bottom Both silting and scouring occur at bottom ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Flocculated particles do not change their Shape Size None of these Weight Shape Size None of these Weight ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Discrete or granular particles change their Shape Weight Size None of these Shape Weight Size None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To prevent settling down of sewage both at the bottom and on the sides of a large sewer, self-cleaning velocity recommended for Indian conditions, is 0.70 m/sec 0.75 m/sec 0.60 m/sec 0.50 m/sec 0.70 m/sec 0.75 m/sec 0.60 m/sec 0.50 m/sec ANSWER DOWNLOAD EXAMIANS APP