Environmental Engineering The design discharge for the separate sewer system shall be taken as 2 × DWF Equal to dry weather flow (DWF) 3 × DWF 6 × DWF 2 × DWF Equal to dry weather flow (DWF) 3 × DWF 6 × DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The type of valve which allows water to flow in one direction but prevents its flow in the reverse direction is Air relief valve Pressure relief valve Sluice valve Reflux valve Air relief valve Pressure relief valve Sluice valve Reflux valve ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Turbidity is measured on Standard platinum scale Platinum cobalt scale Standard cobalt scale Standard silica scale Standard platinum scale Platinum cobalt scale Standard cobalt scale Standard silica scale ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering As compared to rapid sand filters, slow sand filters give (i) Slower filtration rate (ii) Higher filtration rate (iii) Lesser efficiency in removal of bacteria (iv) Higher efficiency in removal of bacteria The correct answer is (i) and (iv) (ii) and (iv) (i) and (ii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If Biochemical oxygen demand (BOD) of a town is 20000 kg/day and BOD per capita per day is 0.05 kg, then population equivalent of town is 4000 4,00,000 1,00,000 1000 4000 4,00,000 1,00,000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The suitable layout of distribution system for a city with roads of rectangular pattern is Dead end system Ring system Radial system Grid iron system Dead end system Ring system Radial system Grid iron system ANSWER DOWNLOAD EXAMIANS APP
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