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
Waste Water Engineering If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is 50 ppm 100 ppm 150 ppm 200 ppm 50 ppm 100 ppm 150 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system consists of All of these Lateral sewer Branch sewer House sewer All of these Lateral sewer Branch sewer House sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is classified as shallow if its depth is between 0.9 to 1.20 m 0.5 to 0.7 m 0.4 to 0.5 m 0.7 to 0.9 m 0.9 to 1.20 m 0.5 to 0.7 m 0.4 to 0.5 m 0.7 to 0.9 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge digestion tank if the moisture content of sludge V1 litres is reduced from p1 % to p2 % the volume V2 is [(100 + P2)/(100 – P1)] V1 [(100 – P1)/(100 – P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 – P1)/(100 + P2)] V1 [(100 + P2)/(100 – P1)] V1 [(100 – P1)/(100 – P2)] V1 [(100 + P1)/(100 – P2)] V1 [(100 – P1)/(100 + P2)] V1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum diameter of sewers adopted in the designs is 2.0 m 3.0 m 1.0 m 4.0 m 2.0 m 3.0 m 1.0 m 4.0 m ANSWER DOWNLOAD EXAMIANS APP
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