Waste Water Engineering Which one of the following gases is most significant as air pollutant? Oxygen Sulphur-dioxide Carbondioxide Nitrogen Oxygen Sulphur-dioxide Carbondioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars for perforations in coarse screens used for the treatment of sewage, is 40 mm 50 mm 20 mm 30 mm 40 mm 50 mm 20 mm 30 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum depth of sedimentation tanks, is kept 3 m 4 m 3.5 m 4.5 m 3 m 4 m 3.5 m 4.5 m 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 110 cm 150 cm 100 cm 120 cm 110 cm 150 cm 100 cm 120 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Pneumatic ejector Centrifugal pump Reciprocating pump Air pressure pump Pneumatic ejector Centrifugal pump Reciprocating pump Air pressure pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dilution method of disposing of sewage, is not preferred to When sewage is fresh When diluting water has high dissolved oxygen content When diluting water is used for water supply near the point of sewage disposed When the diluting water is having flow currents When sewage is fresh When diluting water has high dissolved oxygen content When diluting water is used for water supply near the point of sewage disposed When the diluting water is having flow currents ANSWER DOWNLOAD EXAMIANS APP
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