Waste Water Engineering Sewer ventilating columns are generally placed at Upper ends of branch sewers All listed here Distances 150 m to 300 m Every change in the size of sewers Upper ends of branch sewers All listed here Distances 150 m to 300 m Every change in the size of sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For large sewers, maximum distance between manholes may be 100 m 300 m 50 m 200 m 100 m 300 m 50 m 200 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design purposes, the normal rate of infiltration of ground water into the sewer, is 1000 litres/km/cm 2000 litres/km/cm 1500 litres/km/cm 500 litres/km/cm 1000 litres/km/cm 2000 litres/km/cm 1500 litres/km/cm 500 litres/km/cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Facultative bacteria survive in Neither A nor B Both cases A and B The absence of oxygen The presence of oxygen Neither A nor B Both cases A and B The absence of oxygen The presence of oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called Sag pipe Depressed sewer Inverted syphon all of these Sag pipe Depressed sewer Inverted syphon all of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Pneumatic ejector Reciprocating pump Centrifugal pump Air pressure pump Pneumatic ejector Reciprocating pump Centrifugal pump Air pressure pump ANSWER DOWNLOAD EXAMIANS APP
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