Waste Water Engineering The algae dies out in the zone of Degradation Cleaner water Active decomposition Recovery Degradation Cleaner water Active decomposition Recovery ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes are the manholes With depths more than 3.5 m Without manhole covers Without entry ladders Having drains at different levels With depths more than 3.5 m Without manhole covers Without entry ladders Having drains at different levels ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D. of the sewage is None of these 250 ppm 225 ppm 200 ppm None of these 250 ppm 225 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A circular sewer section is preferred to because It provides maximum hydraulic mean depth It provides maximum area for a given perimeter It is cheaper in construction All listed here It provides maximum hydraulic mean depth It provides maximum area for a given perimeter It is cheaper in construction All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is Fit for discharge into any open drain Foul and contains dissolved and suspended solids As good as that from a complete treatment None of these Fit for discharge into any open drain Foul and contains dissolved and suspended solids As good as that from a complete treatment None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewage having fully oxidised organic matter, the nitrogen exists in the form of Nitrites Free ammonia Aluminoid nitrogen Nitrates Nitrites Free ammonia Aluminoid nitrogen Nitrates ANSWER DOWNLOAD EXAMIANS APP