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 100 5000 1000 10000 100 5000 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 The coagulant which is generally not used for treating the sewage, is Ferric sulphate Ferric chloride Chlorinated coppers Alum Ferric sulphate Ferric chloride Chlorinated coppers Alum ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During purification process of sewage the gas given off, is All listed here Ammonia Hydrogen Carbon dioxide All listed here Ammonia Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In the activated sludge process Water is removed by centrifugal action Sludge is activated by constant stirring Aeration is done with an admixture of previously aerated sludge Aeration is continued till stability Water is removed by centrifugal action Sludge is activated by constant stirring Aeration is done with an admixture of previously aerated sludge Aeration is continued till stability ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most effective arrangement for diverting excess storm water into a natural drainage, is None of these Leaping weir Siphon spill way Overflow weir None of these Leaping weir Siphon spill way Overflow weir ANSWER DOWNLOAD EXAMIANS APP
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