Waste Water Engineering For sewer mains of 0.5 to 1 m diameter, the ratio of maximum daily sewage flow to the average daily sewage flow is assumed 2.5 1.5 3 2 2.5 1.5 3 2 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 3 minutes 2 minutes 5 minutes 1 minute 3 minutes 2 minutes 5 minutes 1 minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk and out-fall, the type of sewers generally used, is Circular shaped Standard egg shaped Horse shoe shaped Parabolic shaped Circular shaped Standard egg shaped Horse shoe shaped Parabolic shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For treating the sewage of a large city, you will recommend Sedimentation tanks with high rate trickling filters None of these A plant consisting of Imhoff tanks with low rate trickling filters A sedimentation tank and an activated sludge treatment plant Sedimentation tanks with high rate trickling filters None of these A plant consisting of Imhoff tanks with low rate trickling filters A sedimentation tank and an activated sludge treatment plant ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Maximum permissible velocity 1.5 m/sec, is adopted in drains Lined with stones Both A. and B. Neither A. nor B. With beds of rocks and gravels Lined with stones Both A. and B. Neither A. nor B. With beds of rocks and gravels 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 0.1 0.05 0.25 0.5 0.1 0.05 0.25 0.5 ANSWER DOWNLOAD EXAMIANS APP
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