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 Bazin Kutter Manning Chezy Bazin Kutter Manning ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The minimum diameter of a sewer is kept 25 cm 20 cm 15 cm 10 cm 25 cm 20 cm 15 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The pH value of fresh sewage is usually Equal to 7 Equal to zero More than 7 Less than 7 Equal to 7 Equal to zero More than 7 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Fresh sewage may become stale in Three to four hours Six hours One hour Two to three hours Three to four hours Six hours One hour Two to three hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For design purposes, the normal rate of infiltration of ground water into the sewer, is 2000 litres/km/cm 1500 litres/km/cm 500 litres/km/cm 1000 litres/km/cm 2000 litres/km/cm 1500 litres/km/cm 500 litres/km/cm 1000 litres/km/cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The coagulant which is generally not used for treating the sewage, is Chlorinated coppers Ferric sulphate Ferric chloride Alum Chlorinated coppers Ferric sulphate Ferric chloride Alum ANSWER DOWNLOAD EXAMIANS APP