Waste Water Engineering For treating the sewage of a large city, you will recommend None of these Sedimentation tanks with high rate trickling filters A sedimentation tank and an activated sludge treatment plant A plant consisting of Imhoff tanks with low rate trickling filters None of these Sedimentation tanks with high rate trickling filters A sedimentation tank and an activated sludge treatment plant A plant consisting of Imhoff tanks with low rate trickling filters ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 60 to 80% 30 to 40% 80 to 90% 40 to 60% 60 to 80% 30 to 40% 80 to 90% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 5 minutes 2 minutes 1 minute 3 minutes 5 minutes 2 minutes 1 minute 3 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage may become stale in One hour Two to three hours Three to four hours Six hours One hour Two to three hours Three to four hours Six hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer running partially full and hurried with back filled, fails in compression due to All listed here Superimposed traffic loads Weight of the back fill Weight of the pipe All listed here Superimposed traffic loads Weight of the back fill Weight of the pipe ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is 20 5 10 15 20 5 10 15 ANSWER DOWNLOAD EXAMIANS APP
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