Waste Water Engineering The minimum diameter of a sewer is kept 20 cm 10 cm 25 cm 15 cm 20 cm 10 cm 25 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering As compared to fresh river water, sea water contains oxygen 20% less 20% more 10% more 10% less 20% less 20% more 10% more 10% less ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Air pressure pump Pneumatic ejector Reciprocating pump Centrifugal pump Air pressure pump Pneumatic ejector Reciprocating pump Centrifugal pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dried sewage after treatment is used as Chemical for lowering B.O.D. Fertilizer Building material Base material for paints Chemical for lowering B.O.D. Fertilizer Building material Base material for paints ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time (t) of a settling tank, may be defined as the time required for A particle to travel along its length The flow of sewage to fill the tank A particle to travel from top surface to bottom sludge zone None of these A particle to travel along its length The flow of sewage to fill the tank A particle to travel from top surface to bottom sludge zone None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 15 cumecs, the depth d and width are related by For drains up to B = 0.2 d d = 0.2 B B = 0.5 d d = 0.5 B B = 0.2 d d = 0.2 B B = 0.5 d d = 0.5 B ANSWER DOWNLOAD EXAMIANS APP
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