Waste Water Engineering In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is 2.55 2.65 2.25 2.5 2.55 2.65 2.25 2.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Depletion of ozone layer in the outer atmosphere may cause Skin cancer Bronchitis Lung cancer Heart disorder Skin cancer Bronchitis Lung cancer Heart disorder ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer ventilating columns are generally placed at Every change in the size of sewers Upper ends of branch sewers Distances 150 m to 300 m All listed here Every change in the size of sewers Upper ends of branch sewers Distances 150 m to 300 m All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Antisyphonage pipe is fitted On manholes At the end of septic tanks At the beginning of sewer line With a W.'trap On manholes At the end of septic tanks At the beginning of sewer line With a W.'trap ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum depth of sedimentation tanks, is kept 4.5 m 3 m 3.5 m 4 m 4.5 m 3 m 3.5 m 4 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Cement concrete sewers are only suitable if non-scouring velocity is between 4.5 to 5.5 m/sec 3.0 to 4.0 m/sec 3.5 to 4.5 m/sec 2.5 to 3.0 m/sec 4.5 to 5.5 m/sec 3.0 to 4.0 m/sec 3.5 to 4.5 m/sec 2.5 to 3.0 m/sec ANSWER DOWNLOAD EXAMIANS APP