Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 0°C 15°C 25°C 20°C 0°C 15°C 25°C 20°C ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sludge banks are formed if sewage is disposed of in Seas Lakes None of these Rivers Seas Lakes None of these Rivers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer that unloads the sewage at the point of treatment is called Main sewer House sewer Outfall sewer Branch sewer Main sewer House sewer Outfall sewer Branch sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For providing an Indian type W.C., the R.C.C. slabs in the toilet portion Should be sunk by 50 cm Need not be sunk Should be sunk by 20 cm Should be kept 20 cm above the adjacent portion Should be sunk by 50 cm Need not be sunk Should be sunk by 20 cm Should be kept 20 cm above the adjacent portion ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settlement of a particle in sedimentation tank, is affected by Velocity of flow All listed here Viscosity of water Size and shape of solid Velocity of flow All listed here Viscosity of water Size and shape of solid ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The coagulant which is generally not used for treating the sewage, is Alum Chlorinated coppers Ferric chloride Ferric sulphate Alum Chlorinated coppers Ferric chloride Ferric sulphate ANSWER DOWNLOAD EXAMIANS APP