Waste Water Engineering The effluent of a septic tank is None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 3.0 ml of raw sewage is diluted to 300 ml. The D.O. concentration of the diluted sample at the beginning of the test was 8 mg/l. After 5 day-incubation at 20°C, the D.O. concentration was 5 mg/l. The BOD of raw sewerage is 400 mg/l 200 mg/l 300 mg/l 100 mg/l 400 mg/l 200 mg/l 300 mg/l 100 mg/l ANSWER DOWNLOAD EXAMIANS APP
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 In Chezy’s formula V = C rs for calculating the velocity of flow in circular sewer of diameter running full, the value of hydraulic mean radius is D/3 D/2 D/1 D/4 D/3 D/2 D/1 D/4 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The porosity of sediments in sewer pipes, is usually taken as 0.012 0.01 0.013 0.011 0.012 0.01 0.013 0.011 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to measure Total organic solids Total solids Settleable solids Total in organic solids Total organic solids Total solids Settleable solids Total in organic solids ANSWER DOWNLOAD EXAMIANS APP
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