Waste Water Engineering For efficient working of a sewer, it must be ensured that Neither (A) nor (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Neither (A) nor (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Both (A) and (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which received discharge from two or more main sewers, is known as A trunk sewer An intercepting sewer A main sewer An outfall sewer A trunk sewer An intercepting sewer A main sewer An outfall sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge tank, the gas mainly produced, is Oxygen Hydrogen Nitrogen Carbon dioxide Oxygen Hydrogen Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called None of these Sludge sedimentation tanks Trickling filters Imhoff tanks None of these Sludge sedimentation tanks Trickling filters Imhoff tanks 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 0.25 0.1 0.5 0.05 0.25 0.1 0.5 0.05 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A manhole is generally provided at each Change of gradient Bend Junction All of these Change of gradient Bend Junction All of these ANSWER DOWNLOAD EXAMIANS APP
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