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 At a distance R from the well Close to the well None of these At a distance R/2 from the well At a distance R from the well Close to the well None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering For satisfactory working of a sludge digestion unit, the pH range of digested sludge should be maintained as 6.5 to 8.0 8.5 to 10.0 4.5 to 6.0 10.5 to 12.0 6.5 to 8.0 8.5 to 10.0 4.5 to 6.0 10.5 to 12.0 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The amount of coagulant needed for coagulation of water increases with (i) Increase in turbidity of water (ii) Decrease in turbidity of water (iii) Increase in temperature of water (iv) Decrease in temperature of water The correct answer is (ii) and (iv) (i) and (ii) (ii) and (iii) (i)and(iv) (ii) and (iv) (i) and (ii) (ii) and (iii) (i)and(iv) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Turbidity is measured on Standard silica scale Standard cobalt scale Standard platinum scale Platinum cobalt scale Standard silica scale Standard cobalt scale Standard platinum scale Platinum cobalt scale ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The ratio of 5 day BOD to ultimate BOD is about 43894 43864 43833 1 43894 43864 43833 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable layout of a distribution system for irregularly growing town is Ring system Radial system Grid iron system Dead end system Ring system Radial system Grid iron system Dead end system ANSWER DOWNLOAD EXAMIANS APP
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