Waste Water Engineering The detention time (t) of a settling tank, may be defined as the time required for The flow of sewage to fill the tank None of these A particle to travel from top surface to bottom sludge zone A particle to travel along its length The flow of sewage to fill the tank None of these A particle to travel from top surface to bottom sludge zone A particle to travel along its length ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most efficient cross section of sewers in a separate sewerage system is New egged Circular Rectangular Parabolic New egged Circular Rectangular Parabolic ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is 50 cm 20 cm 25 cm 40 cm 50 cm 20 cm 25 cm 40 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For non-scouring velocity 5 m/sec, the type of sewers generally preferred to, is Glazed bricks sewers Stone ware sewers Cast iron sewers Cement concrete sewers Glazed bricks sewers Stone ware sewers Cast iron sewers Cement concrete sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Oil and grease Large suspended organic solids Sand and girt Floating materials Oil and grease Large suspended organic solids Sand and girt Floating materials ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a sludge tank, the gas mainly produced, is Oxygen Nitrogen Carbon dioxide Hydrogen Oxygen Nitrogen Carbon dioxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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