Waste Water Engineering The pH value of fresh sewage is usually Equal to zero Equal to 7 More than 7 Less than 7 Equal to zero Equal to 7 More than 7 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
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/(B × D) Q/(B × L) Q/(L × D) Q/L Q/(B × D) Q/(B × L) Q/(L × D) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For sewer mains of 0.5 to 1 m diameter, the ratio of maximum daily sewage flow to the average daily sewage flow is assumed 2 3 2.5 1.5 2 3 2.5 1.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The bottom of the sewage inlet chamber of septic tanks, is provided an outward slope 1 in 10 1 in 20 1 in 5 1 in 15 1 in 10 1 in 20 1 in 5 1 in 15 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering You are asked to design sewer pipes of diameters 0.4 m to 0.9 m at maximum flow, you will assume the sewer flow running at Full depth Half full Three fourth full Two third full Full depth Half full Three fourth full Two third full ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.5 0.25 0.1 0.05 0.5 0.25 0.1 0.05 ANSWER DOWNLOAD EXAMIANS APP
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