Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Cleaner water Recovery Active decomposition Degradation Cleaner water Recovery Active decomposition Degradation ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For detecting the nitrites in the sewage, the matching colour may be developed by adding Potassium permanganate Sulphuric acid and napthamine Phenol-di -sulphuric acid potassium hydroxide None of these Potassium permanganate Sulphuric acid and napthamine Phenol-di -sulphuric acid potassium hydroxide None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The underground sewers are more subjected to Compressive force Tensile force Shearing force Bending force Compressive force Tensile force Shearing force Bending force 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 Should be sunk by 20 cm Should be kept 20 cm above the adjacent portion Need not be sunk Should be sunk by 50 cm Should be sunk by 20 cm Should be kept 20 cm above the adjacent portion Need not be sunk ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, decomposition of organic bacteria, is done by Anaerobic bacteria Both types of bacterias None of these Aerobic bacteria Anaerobic bacteria Both types of bacterias None of these Aerobic bacteria ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a trickling filter Both A and B Neither A nor B Filtration process is used Biological action is used Both A and B Neither A nor B Filtration process is used Biological action is used ANSWER DOWNLOAD EXAMIANS APP