Environmental Engineering The hydraulic mean depth (HMD) for an egg-shaped sewer flowing two-third full is Equal to HMD when flowing full Greater than HMD when flowing full Less than HMD when flowing full None of these Equal to HMD when flowing full Greater than HMD when flowing full Less than HMD when flowing full None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The rate of filtration in slow sand filters in million litres per day per hectare is about 100 to 150 50 to 60 500 to 600 1400 to 1500 100 to 150 50 to 60 500 to 600 1400 to 1500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The hourly variation factor is usually taken as 2.0 2.7 1.8 1.5 2.0 2.7 1.8 1.5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Sewage treatment units are 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
Environmental Engineering Generally the detention period for grit chambers is kept as 1 minute 5 minutes 24 hours 12 hours 1 minute 5 minutes 24 hours 12 hours ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The ratio of 5 day BOD to ultimate BOD is about 43833 43894 43864 1 43833 43894 43864 1 ANSWER DOWNLOAD EXAMIANS APP
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