Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is None of these 1 in 100 1 in 60 1 in 120 None of these 1 in 100 1 in 60 1 in 120 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Pneumatic ejector Reciprocating pump Air pressure pump Centrifugal pump Pneumatic ejector Reciprocating pump Air pressure pump Centrifugal pump 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 0.5 0.05 0.1 0.25 0.5 0.05 0.1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During purification process of sewage the gas given off, is Carbon dioxide All listed here Hydrogen Ammonia Carbon dioxide All listed here Hydrogen Ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the pH value of sewage is 7 It is neutral It is acidic None of these It is alkaline It is neutral It is acidic None of these It is alkaline ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is Fit for discharge into any open drain As good as that from a complete treatment None of these Foul and contains dissolved and suspended solids Fit for discharge into any open drain As good as that from a complete treatment None of these Foul and contains dissolved and suspended solids ANSWER DOWNLOAD EXAMIANS APP
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