Waste Water Engineering Which of the following pumps in used to pump sewage solids with liquid sewage without clogging the pump is? None of these Pneumatic ejector Centrifugal pump Reciprocating pump None of these Pneumatic ejector Centrifugal pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 15°C 20°C 0°C 25°C 15°C 20°C 0°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the diameter of upper circular portion, the overall depth of a standard egg shaped section, is 1.15 D 1.75 D 1.25 D 1.5 D 1.15 D 1.75 D 1.25 D 1.5 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Oxygen Methane Hydrogen sulphide Carbon dioxide Oxygen Methane Hydrogen sulphide Carbon dioxide 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/(B × L) Q/(B × D) Q/L Q/(L × D) Q/(B × L) Q/(B × D) Q/L Q/(L × D) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The reduced levels of the string at the consecutive sight rails A and B are 203.575 m, 203.475 m respectively. If the difference of their R.D.s is 10 m, the gradient of the sewer line is 1 in 503 upward 1 in 500 upward 1 in 100 downward 1 in 100 upward 1 in 503 upward 1 in 500 upward 1 in 100 downward 1 in 100 upward ANSWER DOWNLOAD EXAMIANS APP
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