Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is 1 in 100 None of these 1 in 60 1 in 120 1 in 100 None of these 1 in 60 1 in 120 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks Width of the tank is normally kept about 6 m Length of the tank is normally kept 4 to 5 times the width All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute Width of the tank is normally kept about 6 m Length of the tank is normally kept 4 to 5 times the width All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is 20% of the design discharge Slightly less than 5% of the design discharge None of these Slightly more than 5% of the design discharge 20% of the design discharge Slightly less than 5% of the design discharge None of these Slightly more than 5% of the design discharge ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The use of coarse screens for the disposal of sewage, may be dispensed with by Shredder Comminutor Both A and B Neither A nor B Shredder Comminutor Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement pipes are generally laid At an angle of 30° At an angle of 60° Vertically Horizontally At an angle of 30° At an angle of 60° Vertically Horizontally ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Flocculated particles do not change their Size None of these Weight Shape Size None of these Weight Shape ANSWER DOWNLOAD EXAMIANS APP
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