Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for mains up to 1 m in diameter, is 4 1.5 3 2 4 1.5 3 2 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Neither A nor B Both A and B Biological action is used Filtration process is used Neither A nor B Both A and B Biological action is used Filtration process is used ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The clarigesters are Circular septic tanks Circular Imhoff double storey tanks without bottom hoppers Rectangular septic tanks Circular Imhoff double tanks with bottom hoppers Circular septic tanks Circular Imhoff double storey tanks without bottom hoppers Rectangular septic tanks Circular Imhoff double tanks with bottom hoppers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The most widely used pump for lifting sewage is Reciprocating pump Pneumatic ejector Centrifugal pump Air pressure pump Reciprocating pump Pneumatic ejector Centrifugal pump Air pressure pump ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Sewer line runs along a main road Two sewer lines intersect Ordinary manhole cannot be built Invert level of a branch sewer is more than 60 cm that of the main sewer Sewer line runs along a main road Two sewer lines intersect Ordinary manhole cannot be built Invert level of a branch sewer is more than 60 cm that of the main sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 25 cm 20 cm 10 cm 15 cm 25 cm 20 cm 10 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP