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 from the well At a distance R/2 from the well None of these Close to the well At a distance R from the well At a distance R/2 from the well None of these Close to the well ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Period of cleaning of slow sand filters is about 2 - 3 months 1 - 2 year 24 - 48 hours 10 - 12 days 2 - 3 months 1 - 2 year 24 - 48 hours 10 - 12 days ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following compounds is widely used for algae control? Copper sulphate Calcium chloride Sodium chloride Sodium sulphate Copper sulphate Calcium chloride Sodium chloride Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 25°C - 3 day 20°C - 5 day 30°C - 5 day 20°C - 1 day 25°C - 3 day 20°C - 5 day 30°C - 5 day 20°C - 1 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is designed for Maximum and minimum flow Average flow only Maximum flow only Minimum flow only Maximum and minimum flow Average flow only Maximum flow only Minimum flow only ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection efficiency is Highest at pH value equal to 7 Increased at higher pH value of water Unaffected by pH value of water Reduced at higher pH value of water Highest at pH value equal to 7 Increased at higher pH value of water Unaffected by pH value of water Reduced at higher pH value of water ANSWER DOWNLOAD EXAMIANS APP
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