Waste Water Engineering In sewers the highest non-scouring velocity is achieved in Stone ware sewers Cast iron sewers Glazed bricks sewers Cement concrete sewers Stone ware sewers Cast iron sewers Glazed bricks sewers Cement concrete sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed None of these At an angle 30° to 60° to the direction of flow Perpendicular to the direction of flow Parallel to the direction of flow None of these At an angle 30° to 60° to the direction of flow Perpendicular to the direction of flow Parallel to the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed 3 2.5 1.5 2 3 2.5 1.5 2 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering No treatment of the sewage is given if dilution factor is Between 200 to 300 Between 150 to 200 More than 500 Less than 150 Between 200 to 300 Between 150 to 200 More than 500 Less than 150 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering hydraulically equivalent, the relationship which holds good, is D3/8 = 4 b3/8 D3/2 = 4 b3/2 D8/3 = 4 b8/3 D2/3 = 4 b2/3 D3/8 = 4 b3/8 D3/2 = 4 b3/2 D8/3 = 4 b8/3 D2/3 = 4 b2/3 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering When drainage to sewage ratio is 20, the peak dry weather flow is None of these Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge 20% of the design discharge None of these Slightly less than 5% of the design discharge Slightly more than 5% of the design discharge 20% of the design discharge ANSWER DOWNLOAD EXAMIANS APP
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