Waste Water Engineering The normal values of over flow rates for secondary sedimentation tanks, ranges between 25,000 to 35,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 80,000 to 10,000 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 10,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the effect of scouring is more on Horizontal side All sides Bottom side Top side Horizontal side All sides Bottom side Top side ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 15 cm 20 cm 25 cm 10 cm 15 cm 20 cm 25 cm 10 cm 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 0.1 0.05 0.25 0.5 0.1 0.05 0.25 0.5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The width of a rectangular sewer is twice its depth while discharging 1.5 m/sec. The width of the sewer is 0.68 m 0.88 m 1.36 m 1.76 m 0.68 m 0.88 m 1.36 m 1.76 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, decomposition of organic bacteria, is done by Anaerobic bacteria None of these Both types of bacterias Aerobic bacteria Anaerobic bacteria None of these Both types of bacterias Aerobic bacteria ANSWER DOWNLOAD EXAMIANS APP
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