Waste Water Engineering The coagulant which is generally not used for treating the sewage, is Chlorinated coppers Alum Ferric chloride Ferric sulphate Chlorinated coppers Alum Ferric chloride Ferric sulphate ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The width of a rectangular sewer is twice its depth while discharging 1.5 m/sec. The width of the sewer is 0.88 m 1.76 m 0.68 m 1.36 m 0.88 m 1.76 m 0.68 m 1.36 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge tank, the gas mainly produced, is Hydrogen Carbon dioxide Nitrogen Oxygen Hydrogen Carbon dioxide Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which resists sulphide corrosion, is Lead sewer R.C. sewer Brick sewer Cast iron sewer Lead sewer R.C. sewer Brick sewer Cast iron sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 25°C 20°C 0°C 15°C 25°C 20°C 0°C 15°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is 1000 10000 5000 100 1000 10000 5000 100 ANSWER DOWNLOAD EXAMIANS APP
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