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 5000 10000 1000 100 5000 10000 1000 100 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Pneumatic ejector Centrifugal pump Reciprocating pump Air pressure pump Pneumatic ejector Centrifugal pump Reciprocating pump Air pressure pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a paper moistened with lead acetate for five minutes when placed in manhole turns black. The sewer certainly contains Oxygen Hydrogen sulphide Methane Carbon dioxide Oxygen Hydrogen sulphide Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by All listed here Oxidation Screening Sedimentation All listed here Oxidation Screening Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage, the solids in mg per litre is 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 500 to 1000 1500 to 2000 1000 to 1500 100 to 500 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pathogens (or pathogenic bacterias) in water may cause Cholera All listed here Dysentery Typhoid Cholera All listed here Dysentery Typhoid ANSWER DOWNLOAD EXAMIANS APP
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