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 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The gas evolved in sewers is Carbondioxide All of these Methane Hydrogen sulphide Carbondioxide All of these Methane Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A cylindrical ejector having its height 2 m fills after every 10 minutes with a peak sewage discharge of 0.0157 cumec. The diameter of the ejector chamber, is 2.30 m 2.40 m 2.50 m 2.45 m 2.30 m 2.40 m 2.50 m 2.45 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dry weather flow is: Average monthly rate of flow Water supply allowance per capita Average daily rate of flow Average annual rate of flow Average monthly rate of flow Water supply allowance per capita Average daily rate of flow Average annual rate of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Cement concrete sewers are only suitable if non-scouring velocity is between 2.5 to 3.0 m/sec 3.0 to 4.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec 2.5 to 3.0 m/sec 3.0 to 4.0 m/sec 4.5 to 5.5 m/sec 3.5 to 4.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Rate of flow of sewage is generally assumed More than the rate of water supply Less than the rate of water supply Equal to the rate of water supply At 150 litres per capita More than the rate of water supply Less than the rate of water supply Equal to the rate of water supply At 150 litres per capita ANSWER DOWNLOAD EXAMIANS APP
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