Waste Water Engineering For efficient working of a sewer, it must be ensured that Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The first stage of neutral process of sludge digestion, is Acid fermentation Alkaline fermentation None of these Acid regression Acid fermentation Alkaline fermentation None of these Acid regression ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is 150 cm 120 cm 100 cm 110 cm 150 cm 120 cm 100 cm 110 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner's safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains Hydrogen sulphide Carbon dioxide Oxygen Methane Hydrogen sulphide Carbon dioxide Oxygen Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 15°C 25°C 20°C 0°C 15°C 25°C 20°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which transports the sewage to the point of treatment, is called Out-fall sewer House sewer Main sewer Branch sewer Out-fall sewer House sewer Main sewer Branch sewer ANSWER DOWNLOAD EXAMIANS APP
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