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 225 ppm None of these 250 ppm 200 ppm 225 ppm None of these 250 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The bottom of the sewage inlet chamber of septic tanks, is provided an outward slope 1 in 15 1 in 10 1 in 5 1 in 20 1 in 15 1 in 10 1 in 5 1 in 20 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 1 minute 3 minutes 5 minutes 2 minutes 1 minute 3 minutes 5 minutes 2 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which collects the discharge from a collecting system and delivers it to a treatment plant, is known Branch sewer Lateral sewer House sewer Sewer outfall Branch sewer Lateral sewer House sewer Sewer outfall ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The factor responsible for purification of sewage in river is Hydrology Temperature Dissolved oxygen in water All listed here Hydrology Temperature Dissolved oxygen in water All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Before discharging the foul sewage into rivers, it is generally treated by Oxidation Screening Sedimentation All listed here Oxidation Screening Sedimentation All listed here ANSWER DOWNLOAD EXAMIANS APP
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