Waste Water Engineering In a sedimentation tank (length L, width B, depth D) the settling velocity of a particle for a discharge Q, is Q/L Q/(L × D) Q/(B × D) Q/(B × L) Q/L Q/(L × D) Q/(B × D) Q/(B × L) 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 sewer which transports the sewage to the point of treatment, is called House sewer Main sewer Out-fall sewer Branch sewer House sewer Main sewer Out-fall sewer Branch sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time? All of these 150 mm dia 100 mm dia 225 mm dia All of these 150 mm dia 100 mm dia 225 mm dia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A rainfall may be classified as acidic if its pH value is less or equal to 6 5 7 6.5 6 5 7 6.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In 1000 kg of sewage, the total solids approximate 7.5 kg to 10 kg 5 kg to 7.5 kg 1 kg to 2.0 kg 0.5 to 1.0 kg 7.5 kg to 10 kg 5 kg to 7.5 kg 1 kg to 2.0 kg 0.5 to 1.0 kg ANSWER DOWNLOAD EXAMIANS APP