Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The depth of tank is kept equal to its width The minimum width of septic level is 90 cm The outlet invert level is kept 5 to 7.5 cm below the inlet invert level 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 minimum width of septic level is 90 cm The outlet invert level is kept 5 to 7.5 cm below the inlet invert level A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 3 to 5 mm 5 to 8 mm 8 to 10 mm 2 to 3 mm 3 to 5 mm 5 to 8 mm 8 to 10 mm 2 to 3 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sludge does not contain waste water from Kitchen sinks Bath rooms Toilets Wash basins Kitchen sinks Bath rooms Toilets Wash basins ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In detritus tanks, Organic and inorganic materials are separated All listed here Detention period is kept 3 to 4 minutes Flow velocity is kept 0.09 m/sec Organic and inorganic materials are separated All listed here Detention period is kept 3 to 4 minutes Flow velocity is kept 0.09 m/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Imhoff cone is used to determine Suspended solids Dissolved solids Settleable solids None of these Suspended solids Dissolved solids Settleable solids None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which resists sulphide corrosion, is Lead sewer Brick sewer R.C. sewer Cast iron sewer Lead sewer Brick sewer R.C. sewer Cast iron sewer ANSWER DOWNLOAD EXAMIANS APP
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