Waste Water Engineering The non-clog pump which permits solid matter to pass out with the liquid sewage, is Reciprocating pump Centrifugal pump Pneumatic ejector None of these Reciprocating pump Centrifugal pump Pneumatic ejector None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment units in which anaerobic decomposition of organic matter is used, are called Trickling filters None of these Imhoff tanks Sludge sedimentation tanks Trickling filters None of these Imhoff tanks Sludge sedimentation tanks ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Hydrogen sulphide Carbondioxide gas Methane gas Diesel vapours Hydrogen sulphide Carbondioxide gas Methane gas Diesel vapours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 3 to 5 mm 2 to 3 mm 5 to 8 mm 8 to 10 mm 3 to 5 mm 2 to 3 mm 5 to 8 mm 8 to 10 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer pipe contains 1 mm sand particles of specific gravity 2.65 and 5 mm organic particles of specific gravity 1.2, the minimum velocity required for removing the sewerage, is 0.35 m/sec 0.40 m/sec 0.30 m/sec 0.45 m/sec 0.35 m/sec 0.40 m/sec 0.30 m/sec 0.45 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is 208 cu.m 216 cu.m 212 cu.m 204 cu.m 208 cu.m 216 cu.m 212 cu.m 204 cu.m ANSWER DOWNLOAD EXAMIANS APP