Waste Water Engineering For a grit chamber, if the recommended velocity of flow is 0.2 m/sec and detention period is 2 minutes, the length of the tank, is 24 m 30 m 16 m 20 m 24 m 30 m 16 m 20 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes are the manholes With depths more than 3.5 m Without manhole covers Without entry ladders Having drains at different levels With depths more than 3.5 m Without manhole covers Without entry ladders Having drains at different levels ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal values of over flow rates for secondary sedimentation tanks, ranges between 40,000 to 50,000 litres/sqm/day 80,000 to 10,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 10,000 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 For design of sewers, percentage of sewage discharge is assumed 65 to 70% 0.85 75 to 80% 70 to 75% 65 to 70% 0.85 75 to 80% 70 to 75% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most efficient cross-section of sewers in a combined sewerage system is Rectangular New egged Parabolic Circular Rectangular New egged Parabolic Circular ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The moisture content of sludge is reduced from 90% to 80% in a sludge digestion tank. The percentage decrease in the volume of sludge, is 0.05 0.5 0.25 0.1 0.05 0.5 0.25 0.1 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS