Waste Water Engineering Which one of the following tests is used for testing sewer pipes? Ball test All of these Water test Mirror test Ball test All of these Water test Mirror test ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is Slightly more than 5% of the design discharge 20% of the design discharge Slightly less than 5% of the design discharge None of these Slightly more than 5% of the design discharge 20% of the design discharge Slightly less than 5% of the design discharge None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal values of over flow rates for sedimentation tanks using coagulant, ranges between 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 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 3.5 to 4.5 m/sec 4.5 to 5.5 m/sec 2.5 to 3.0 m/sec 3.0 to 4.0 m/sec 3.5 to 4.5 m/sec 4.5 to 5.5 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of minimum hourly flow to the average flow of sewage is 43834 43832 43833 43894 43834 43832 43833 43894 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Inter-distance between ventilation columns in a sewer line is kept 100 m to 150 m 25 to 50 m 50 m to 100 m 150 m to 300 m 100 m to 150 m 25 to 50 m 50 m to 100 m 150 m to 300 m ANSWER DOWNLOAD EXAMIANS APP
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