Waste Water Engineering The width of a settling tank with 2 hour detention period for treating sewage 378 cu m per hour, is 5.5 m 7 m 6.5 m 5 m 5.5 m 7 m 6.5 m 5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to All of these Initial demand Carbonaceous demand First stage demand All of these Initial demand Carbonaceous demand First stage demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is As good as that from a complete treatment Fit for discharge into any open drain None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain None of these Foul and contains dissolved and suspended solids ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 3 to 5 mm 2 to 3 mm 8 to 10 mm 5 to 8 mm 3 to 5 mm 2 to 3 mm 8 to 10 mm 5 to 8 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of sewer to be adopted is 12.5 cm 10 cm 15 cm 25 cm 12.5 cm 10 cm 15 cm 25 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry weather flow is: Average daily rate of flow Average monthly rate of flow Water supply allowance per capita Average annual rate of flow Average daily rate of flow Average monthly rate of flow Water supply allowance per capita Average annual rate of flow ANSWER DOWNLOAD EXAMIANS APP