Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is 1 in 60 1 in 120 1 in 100 None of these 1 in 60 1 in 120 1 in 100 None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is D’ = 0.84 D D’ = 0.64 D D’ = 0.74 D D’ = 0.94 D D’ = 0.84 D D’ = 0.64 D D’ = 0.74 D D’ = 0.94 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks Length of the tank is normally kept 4 to 5 times the width All listed here Width of the tank is normally kept about 6 m Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width All listed here Width of the tank is normally kept about 6 m Maximum horizontal flow velocity is limited to 0.3 m/minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 8 to 10 mm 3 to 5 mm 2 to 3 mm 5 to 8 mm 8 to 10 mm 3 to 5 mm 2 to 3 mm 5 to 8 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sludge banks are formed if sewage is disposed of in Lakes Rivers None of these Seas Lakes Rivers None of these Seas 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 0.25 2 10 5 0.25 2 10 ANSWER DOWNLOAD EXAMIANS APP
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