Waste Water Engineering For the survival of fish in a river stream, the minimum dissolved oxygen is prescribed 10 ppm 4 ppm 3 ppm 5 ppm 10 ppm 4 ppm 3 ppm 5 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 25,000 to 35,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which transports the sewage to the point of treatment, is called Out-fall sewer Main sewer Branch sewer House sewer Out-fall sewer Main sewer Branch sewer House sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is 50 cm 20 cm 25 cm 40 cm 50 cm 20 cm 25 cm 40 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry weather flow is: 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 Average daily rate of flow Average monthly rate of flow Water supply allowance per capita ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 8 to 10 mm 5 to 8 mm 3 to 5 mm 2 to 3 mm 8 to 10 mm 5 to 8 mm 3 to 5 mm 2 to 3 mm ANSWER DOWNLOAD EXAMIANS APP
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