Waste Water Engineering The standard B.O.D. of water is taken for 5 days 1 day 2 days 3 days 5 days 1 day 2 days 3 days ANSWER DOWNLOAD EXAMIANS APP
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 2 3 2.5 1.5 2 3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Carbondioxide gas Diesel vapours Methane gas Hydrogen sulphide Carbondioxide gas Diesel vapours Methane gas Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system originates from Lateral sewers House sewers Main sewers Branch sewers Lateral sewers House sewers Main sewers Branch sewers 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 0.5 0.25 0.05 0.1 0.5 0.25 0.05 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage, the solids in mg per litre is 100 to 500 500 to 1000 1000 to 1500 1500 to 2000 100 to 500 500 to 1000 1000 to 1500 1500 to 2000 ANSWER DOWNLOAD EXAMIANS APP
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