Waste Water Engineering Large diameter sewers subjected to external pressure alone, are reinforced Near the outer surface of the pipe Both A and B With elliptical cage Near the inner surface of the pipe Near the outer surface of the pipe Both A and B With elliptical cage Near the inner surface of the pipe ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes are the manholes Having drains at different levels Without manhole covers With depths more than 3.5 m Without entry ladders Having drains at different levels Without manhole covers With depths more than 3.5 m Without entry ladders ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The laying of sewers is done with Magnetic compass Theodolite Level Clinometer Magnetic compass Theodolite Level Clinometer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A circular sewer section is preferred to because It provides maximum hydraulic mean depth It is cheaper in construction All listed here It provides maximum area for a given perimeter It provides maximum hydraulic mean depth It is cheaper in construction All listed here It provides maximum area for a given perimeter ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Antisyphonage pipe is fitted At the beginning of sewer line On manholes With a W.'trap At the end of septic tanks At the beginning of sewer line On manholes With a W.'trap At the end of septic tanks ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the depletion of oxygen is found to be 2.5 mg/litre after incubating 2.5 ml of sewage diluted to 250 ml for 5 days at 20°C, B.O.D. of the sewage is 150 mg/l 100 mg/l 250 mg/l 50 mg/l 150 mg/l 100 mg/l 250 mg/l 50 mg/l ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS