Waste Water Engineering For design of sewers, percentage of sewage discharge is assumed 65 to 70% 75 to 80% 0.85 70 to 75% 65 to 70% 75 to 80% 0.85 70 to 75% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Circular shaped Parabolic shaped Egg shaped Horse shoe shaped Circular shaped Parabolic shaped Egg shaped Horse shoe shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Oxidation process results in the formation of Sulphates Nitrates Carbon dioxide All of these Sulphates Nitrates Carbon dioxide All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of fresh sewage is usually Equal to 7 More than 7 Less than 7 Equal to zero Equal to 7 More than 7 Less than 7 Equal to zero ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If 2% solution of a sewage sample is incubated for 5 days at 20°C and depletion of oxygen was found to be 5 ppm, B.O.D. of the sewage is 200 ppm None of these 250 ppm 225 ppm 200 ppm None of these 250 ppm 225 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by Sedimentation All listed here Screening Oxidation Sedimentation All listed here Screening Oxidation ANSWER DOWNLOAD EXAMIANS APP
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