Environmental Engineering The gas from sludge digestion tank is mainly composed of Carbon dioxide Nitrogen Methane Hydrogen sulphide Carbon dioxide Nitrogen Methane Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period for oxidation ponds is usually kept as 24 hours 10 to 15 days 3 months 48 hours 24 hours 10 to 15 days 3 months 48 hours ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Corrosion in concrete sewers is caused by Dissolved oxygen Nitrogen Septic conditions Chlorine Dissolved oxygen Nitrogen Septic conditions Chlorine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For normal sludge, the value of sludge index for Indian conditions is 0 to 50 150 to 350 350 to 500 50 to 150 0 to 50 150 to 350 350 to 500 50 to 150 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 20°C - 5 day 20°C - 1 day 25°C - 3 day 30°C - 5 day 20°C - 5 day 20°C - 1 day 25°C - 3 day 30°C - 5 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The depression of water table in a well due to pumping will be maximum(Where ‘R’ is the radius of influence) At a distance R/2 from the well Close to the well None of these At a distance R from the well At a distance R/2 from the well Close to the well None of these At a distance R from the well ANSWER DOWNLOAD EXAMIANS APP
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