Waste Water Engineering The average temperature of sewage in India, is 10°C 25°C 15°C 20°C 10°C 25°C 15°C 20°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewerage system originates from Branch sewers House sewers Main sewers Lateral sewers Branch sewers House sewers Main sewers Lateral sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Parabolic shaped Horse shoe shaped Egg shaped Circular shaped Parabolic shaped Horse shoe shaped Egg shaped Circular shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a grit chamber of a sewage treatment plant, All of these Depth of 0.9 m to 1.20 m is kept Flow velocity 0.15 m to 0.3 m/sec is kept One minute of detention period is kept All of these Depth of 0.9 m to 1.20 m is kept Flow velocity 0.15 m to 0.3 m/sec is kept One minute of detention period is kept ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 5 ppm after incubating a 2.5% solution of sewage sample for 5 days at 21°C, B.O.D. of the sewage is 100 ppm 50 ppm 150 ppm 200 ppm 100 ppm 50 ppm 150 ppm 200 ppm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is 75 m 45 m 20 m 30 m 75 m 45 m 20 m 30 m ANSWER DOWNLOAD EXAMIANS APP
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