Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to First stage demand All of these Initial demand Carbonaceous demand First stage demand All of these Initial demand Carbonaceous demand ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Pick up the incorrect size of stone ware sewers 52.5 cm None of these 67.5 cm 82.5 cm 52.5 cm None of these 67.5 cm 82.5 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of sewer to be adopted is 10 cm 25 cm 12.5 cm 15 cm 10 cm 25 cm 12.5 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In normal conditions, the period for sludge digestion, is 30 days 10 days 20 days 60 days 30 days 10 days 20 days 60 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is D’ = 0.64 D D’ = 0.74 D D’ = 0.94 D D’ = 0.84 D D’ = 0.64 D D’ = 0.74 D D’ = 0.94 D D’ = 0.84 D ANSWER DOWNLOAD EXAMIANS APP