Waste Water Engineering Dried sewage after treatment is used as Building material Fertilizer Chemical for lowering B.O.D. Base material for paints Building material Fertilizer Chemical for lowering B.O.D. Base material for paints ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Oxygen Carbon dioxide Methane Hydrogen sulphide Oxygen Carbon dioxide Methane Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The grit and silt of the grit chambers, may not be used for Neither A nor B Both A and B Concreting Raising low lying areas by dumping Neither A nor B Both A and B Concreting Raising low lying areas by dumping ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Large suspended organic solids Oil and grease Sand and girt Floating materials Large suspended organic solids Oil and grease Sand and girt Floating materials 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 During preliminary treatment of a sewage Floating materials are removed by screening Oil and grease are removed from skimming tanks All listed here Girt and sand are removed by girt chambers Floating materials are removed by screening Oil and grease are removed from skimming tanks All listed here Girt and sand are removed by girt chambers ANSWER DOWNLOAD EXAMIANS APP