Environmental Engineering The detention period in coagulation tanks is usually kept as 2 to 6 days 1 to 2 minutes 2 to 6 hours 30 to 45 minutes 2 to 6 days 1 to 2 minutes 2 to 6 hours 30 to 45 minutes ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Which of the following sewers is preferred for combined system of sewage? None of these Circular sewer Rectangular sewer Egg shaped sewer None of these Circular sewer Rectangular sewer Egg shaped sewer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering In lime-soda process Only noncarbonated hardness is removed Lime reduces the non-carbonate hardness and soda-ash removes the carbonate hardness Only carbonate hardness is removed Lime reduces the carbonate hardness and soda-ash removes the non-carbonate hardness Only noncarbonated hardness is removed Lime reduces the non-carbonate hardness and soda-ash removes the carbonate hardness Only carbonate hardness is removed Lime reduces the carbonate hardness and soda-ash removes the non-carbonate hardness ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The detention period for oxidation ponds is usually kept as 48 hours 10 to 15 days 24 hours 3 months 48 hours 10 to 15 days 24 hours 3 months ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The layout of distribution system in which water flows towards the outer periphery is Grid iron system Radial system Ring system Dead end system Grid iron system Radial system Ring system Dead end system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewerage system is designed for Minimum flow only Maximum and minimum flow Average flow only Maximum flow only Minimum flow only Maximum and minimum flow Average flow only Maximum flow only ANSWER DOWNLOAD EXAMIANS APP
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