Waste Water Engineering For efficient working of a sewer, it must be ensured that A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Both (A) and (B) Neither (A) nor (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Both (A) and (B) Neither (A) nor (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If is the diameter of upper circular portion, the overall depth of New Egg shaped sewer section, is 1.350 D 1.425 D 1.250 D 1.625 D 1.350 D 1.425 D 1.250 D 1.625 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Skimming tanks are Used to remove the grease and oil Tanks provided with self- cleansing screens Improved version of grit chambers Those from which sludge is skimmed out Used to remove the grease and oil Tanks provided with self- cleansing screens Improved version of grit chambers Those from which sludge is skimmed out ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge in septic tanks is recommended as 25 litres/person/year 30 litres/person/year 30 litres/person/month 25 litres/person/month 25 litres/person/year 30 litres/person/year 30 litres/person/month 25 litres/person/month ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In R.C. sewer pipes, the percentage longitudinal reinforcement to the cross-sectional area of concrete is kept 5 0.25 2 10 5 0.25 2 10 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In normal conditions, the period for sludge digestion, is 20 days 60 days 30 days 10 days 20 days 60 days 30 days 10 days ANSWER DOWNLOAD EXAMIANS APP