Waste Water Engineering The grit and silt of the grit chambers, may not be used for Concreting Neither A nor B Raising low lying areas by dumping Both A and B Concreting Neither A nor B Raising low lying areas by dumping Both A and B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is 1 in 60 None of these 1 in 120 1 in 100 1 in 60 None of these 1 in 120 1 in 100 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The effluent of a septic tank is None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain None of these Foul and contains dissolved and suspended solids As good as that from a complete treatment Fit for discharge into any open drain ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement sewers are Not structurally strong to bear large compressive stress Light in weight All of these Susceptible to corrosion by sulphuric acid Not structurally strong to bear large compressive stress Light in weight All of these Susceptible to corrosion by sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hydraulic mean radius is Mean radius of sewer Cross-sectional area/wetted perimeter Mean of radii in a pipe line of varying cross -sections Difference in heads between two points in circular pipes Mean radius of sewer Cross-sectional area/wetted perimeter Mean of radii in a pipe line of varying cross -sections Difference in heads between two points in circular pipes 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 212 cu.m 216 cu.m 204 cu.m 208 cu.m 212 cu.m 216 cu.m 204 cu.m 208 cu.m ANSWER DOWNLOAD EXAMIANS APP