Waste Water Engineering The effluent of a septic tank is As good as that from a complete treatment None of these Fit for discharge into any open drain Foul and contains dissolved and suspended solids As good as that from a complete treatment None of these Fit for discharge into any open drain Foul and contains dissolved and suspended solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 80,000 to 100,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 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 30 mm 50 mm 20 mm 40 mm 30 mm 50 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The standard B.O.D. of water is taken for 1 day 5 days 3 days 2 days 1 day 5 days 3 days 2 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Skimming tanks are Those from which sludge is skimmed out Tanks provided with self- cleansing screens Used to remove the grease and oil Improved version of grit chambers Those from which sludge is skimmed out Tanks provided with self- cleansing screens Used to remove the grease and oil Improved version of grit chambers 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 A sedimentation tank and an activated sludge treatment plant None of these A plant consisting of Imhoff tanks with low rate trickling filters Sedimentation tanks with high rate trickling filters A sedimentation tank and an activated sludge treatment plant None of these A plant consisting of Imhoff tanks with low rate trickling filters ANSWER DOWNLOAD EXAMIANS APP
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