Waste Water Engineering The grit chambers of sewage treatment plants, are generally cleaned after 12 days 14 days 2 days 7 days 12 days 14 days 2 days 7 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Bio-chemical oxygen demand (BOD) for the first 20 days in generally referred to First stage demand Initial demand Carbonaceous demand All of these First stage demand Initial demand Carbonaceous demand All of these 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 0.88 m 1.36 m 1.76 m 0.68 m 0.88 m 1.36 m 1.76 m 0.68 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering An inverted siphon is designed generally for Two pipes Three pipes One pipe Four pipes Two pipes Three pipes One pipe Four pipes 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 10 2 0.25 5 10 2 0.25 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of design discharge to the surface area of a sedimentation tank is called Overflow velocity All of these Surface loading Overflow rate Overflow velocity All of these Surface loading Overflow rate ANSWER DOWNLOAD EXAMIANS APP
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