Waste Water Engineering House connections to the laterals is generally made by R.C.C. Glazed stonewares Cast iron P.C.C. R.C.C. Glazed stonewares Cast iron P.C.C. 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 200 ppm 50 ppm 100 ppm 150 ppm 200 ppm 50 ppm 100 ppm 150 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Carbon dioxide Hydrogen sulphide Oxygen Methane Carbon dioxide Hydrogen sulphide Oxygen Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 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 80,000 to 100,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering pH value of sludge during alkaline regression stage, is More than 7 More than 6 Less than 6 Less than 7 More than 7 More than 6 Less than 6 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system consists of House sewer Lateral sewer Branch sewer All of these House sewer Lateral sewer Branch sewer All of these ANSWER DOWNLOAD EXAMIANS APP