Environmental Engineering The major disadvantage of lime soda process of water softening is that It is unsuitable for softening the water of excessive hardness The effluent cannot be reduced to zero hardness It is unsuitable for turbid and acidic water Huge amount of precipitate is formed which creates a disposal problem It is unsuitable for softening the water of excessive hardness The effluent cannot be reduced to zero hardness It is unsuitable for turbid and acidic water Huge amount of precipitate is formed which creates a disposal problem ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following values of pH represents a stronger acid? 4 3 2 5 4 3 2 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) N = y + R y = N + R R > (N + y) R = N + y N = y + R y = N + R R > (N + y) R = N + y ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to higher pH values, the contact period required for efficient chlorination at lower pH values is Larger Same Smaller None of these Larger Same Smaller None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The water carriage system of collection of waste product All of these Is cheaper in initial cost than dry conservancy system Creates hygienic problem Requires treatment before disposal All of these Is cheaper in initial cost than dry conservancy system Creates hygienic problem Requires treatment before disposal ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the average daily consumption of a city is 100,000 m³, the maximum daily consumption on peak hourly demand will be 270000 m³ 100000 m³ 180000 m³ 150000 m³ 270000 m³ 100000 m³ 180000 m³ 150000 m³ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS