Waste Water Engineering If is the rugosity coefficient, is the bed slope of sewer, the velocity of flow in m/sec may be obtained by the formula V = (1/n) r2/3 s1/2 evolved by Manning Bazin Chezy Kutter Manning Bazin Chezy Kutter ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During preliminary treatment of a sewage Floating materials are removed by screening Oil and grease are removed from skimming tanks All listed here Girt and sand are removed by girt chambers Floating materials are removed by screening Oil and grease are removed from skimming tanks All listed here Girt and sand are removed by girt chambers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a grit chamber of a sewage treatment plant, Depth of 0.9 m to 1.20 m is kept Flow velocity 0.15 m to 0.3 m/sec is kept One minute of detention period is kept All of these Depth of 0.9 m to 1.20 m is kept Flow velocity 0.15 m to 0.3 m/sec is kept One minute of detention period is kept All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of man holes along a straight portion of a sewer is 300 m, the diameter of the sewer may be > 1.5 m 1.2 m 0.9 cm 1.5 m > 1.5 m 1.2 m 0.9 cm 1.5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a peak discharge of 0.0157 cumec, with a velocity of 0.9 m/sec, the diameter of the sewer main, is 15 cm 18 cm 12 cm 10 cm 15 cm 18 cm 12 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The suitable cross-section of sewers to carry combined flow, is Rectangular Circular Egg shaped Horse shoe shaped Rectangular Circular Egg shaped Horse shoe shaped ANSWER DOWNLOAD EXAMIANS APP
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