Waste Water Engineering Inter-distance between ventilation columns in a sewer line is kept 150 m to 300 m 100 m to 150 m 50 m to 100 m 25 to 50 m 150 m to 300 m 100 m to 150 m 50 m to 100 m 25 to 50 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Methane gas Hydrogen sulphide Diesel vapours Carbondioxide gas Methane gas Hydrogen sulphide Diesel vapours Carbondioxide gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewers All listed here Must be of adequate size to avoid over flow Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements All listed here Must be of adequate size to avoid over flow Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements 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 500 litres/km/cm 1000 litres/km/cm 1500 litres/km/cm 2000 litres/km/cm 500 litres/km/cm 1000 litres/km/cm 1500 litres/km/cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settlement of a particle in sedimentation tank, is affected by Size and shape of solid Viscosity of water Velocity of flow All listed here Size and shape of solid Viscosity of water Velocity of flow All listed here ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A sewer running partially full and hurried with back filled, fails in compression due to Weight of the back fill All listed here Superimposed traffic loads Weight of the pipe Weight of the back fill All listed here Superimposed traffic loads Weight of the pipe ANSWER DOWNLOAD EXAMIANS APP