Waste Water Engineering In case of Imhoff tanks, The velocity of flow is restricted to 0.30 m/minute The shape is rectangular Detention period is 2 hours All of these The velocity of flow is restricted to 0.30 m/minute The shape is rectangular Detention period is 2 hours All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If a 2% solution of sewage sample is incubated for 5 days at 20°C and the dissolved oxygen depletion was found to be 8 mg/l. The BOD of the sewage is 200 mg/l 100 mg/l 300 mg/l 400 mg/l 200 mg/l 100 mg/l 300 mg/l 400 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D. of the sewage is 225 ppm 200 ppm 250 ppm None of these 225 ppm 200 ppm 250 ppm None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 250 mg/l 100 mg/l 50 mg/l 150 mg/l 250 mg/l 100 mg/l 50 mg/l 150 mg/l ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is 100 ppm 150 ppm 200 ppm 50 ppm 100 ppm 150 ppm 200 ppm 50 ppm ANSWER DOWNLOAD EXAMIANS APP
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