Waste Water Engineering A rain sanitary sewer is constructed to carry Ground water Sanitary sewage Storm sewage Surface water Ground water Sanitary sewage Storm sewage Surface water ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer ventilating columns are generally placed at Upper ends of branch sewers Distances 150 m to 300 m Every change in the size of sewers All listed here Upper ends of branch sewers Distances 150 m to 300 m Every change in the size of sewers All listed here 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 208 cu.m 216 cu.m 212 cu.m 204 cu.m 208 cu.m 216 cu.m 212 cu.m 204 cu.m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The coagulant which is generally not used for treating the sewage, is Ferric chloride Ferric sulphate Chlorinated coppers Alum Ferric chloride Ferric sulphate Chlorinated coppers Alum ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The minimum width of septic level is 90 cm A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The depth of tank is kept equal to its width The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The minimum width of septic level is 90 cm A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The depth of tank is kept equal to its width The outlet invert level is kept 5 to 7.5 cm below the inlet invert level ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The reduced levels of the string at the consecutive sight rails A and B are 203.575 m, 203.475 m respectively. If the difference of their R.D.s is 10 m, the gradient of the sewer line is 1 in 100 upward 1 in 100 downward 1 in 500 upward 1 in 503 upward 1 in 100 upward 1 in 100 downward 1 in 500 upward 1 in 503 upward ANSWER DOWNLOAD EXAMIANS APP