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 0.05 0.1 0.5 0.25 0.05 0.1 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage may become stale in One hour Two to three hours Three to four hours Six hours One hour Two to three hours Three to four hours Six hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Kjeldahl nitrogen is a mixture of Organic nitrogen and ammonia Nitrogen and organic nitrogen All listed here Ammonia and nitrogen Organic nitrogen and ammonia Nitrogen and organic nitrogen All listed here Ammonia and nitrogen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most efficient cross-section of sewers in a combined sewerage system is Parabolic Rectangular Circular New egged Parabolic Rectangular Circular New egged 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 100 cm 150 cm 120 cm 110 cm 100 cm 150 cm 120 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer manholes are generally provided at The change of gradient All of these The junctions of sewers The change of direction The change of gradient All of these The junctions of sewers The change of direction ANSWER DOWNLOAD EXAMIANS APP
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