Waste Water Engineering Drop manholes are the manholes Without entry ladders With depths more than 3.5 m Having drains at different levels Without manhole covers Without entry ladders With depths more than 3.5 m Having drains at different levels Without manhole covers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In the activated sludge process Aeration is continued till stability Water is removed by centrifugal action Aeration is done with an admixture of previously aerated sludge Sludge is activated by constant stirring Aeration is continued till stability Water is removed by centrifugal action Aeration is done with an admixture of previously aerated sludge Sludge is activated by constant stirring ANSWER DOWNLOAD EXAMIANS APP
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 Chezy Manning Bazin Kutter Chezy Manning Bazin Kutter ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Chlorination of water is done for the removal of Bacterias Suspended solids Sediments Hardness Bacterias Suspended solids Sediments Hardness ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To maintain aerobic biological activity, the moisture content of the compost mass should be about 0.55 0.45 0.5 0.6 0.55 0.45 0.5 0.6 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 10 cm 15 cm 12 cm 18 cm 10 cm 15 cm 12 cm 18 cm ANSWER DOWNLOAD EXAMIANS APP