Waste Water Engineering Acid regression stage of sludge digestion at a temperature 21°C extends over a period of 30 days 90 days 60 days 15 days 30 days 90 days 60 days 15 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In normal conditions, the period for sludge digestion, is 60 days 30 days 20 days 10 days 60 days 30 days 20 days 10 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The factor responsible for purification of sewage in river is Temperature Dissolved oxygen in water All listed here Hydrology Temperature Dissolved oxygen in water All listed here Hydrology ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a grit chamber of a sewage treatment plant, Flow velocity 0.15 m to 0.3 m/sec is kept Depth of 0.9 m to 1.20 m is kept One minute of detention period is kept All of these Flow velocity 0.15 m to 0.3 m/sec is kept Depth of 0.9 m to 1.20 m is kept One minute of detention period is kept All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead caulked joints are used for laying Stone ware pipes I. pipes Earthenware pipes G.I. pipes Stone ware pipes I. pipes Earthenware pipes G.I. pipes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The disintegrating pump in which solid matter is broken up before passing out, is None of these Pneumatic ejector Centrifugal pump Reciprocating pump None of these Pneumatic ejector Centrifugal pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
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