Environmental Engineering The treatment of water with bleaching powder is known as De-chlorination Super chlorination Hypo-chlorination Pre-chlorination De-chlorination Super chlorination Hypo-chlorination Pre-chlorination ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering If the sewage contains grease and fatty oils, these are removed in Detritus tanks Sedimentation tanks Grit chambers Skimming tanks Detritus tanks Sedimentation tanks Grit chambers Skimming tanks ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The pipe which is used to carry the discharge from sanitary fittings like bath rooms, kitchens etc. is called Waste pipe Soil pipe Anti-siphonage pipe Vent pipe Waste pipe Soil pipe Anti-siphonage pipe Vent pipe ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The hydraulic mean depth (HMD) for an egg-shaped sewer flowing two-third full is Greater than HMD when flowing full Equal to HMD when flowing full None of these Less than HMD when flowing full Greater than HMD when flowing full Equal to HMD when flowing full None of these Less than HMD when flowing full ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Average rate of water consumption per head per day as per Indian Standard is 100 liters 135 liters 200 liters 165 liters 100 liters 135 liters 200 liters 165 liters ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The amount of residual chlorine left in public water supply for safety against pathogenic bacteria is about 0.01 to 0.05 ppm 0.05 to 0.5 ppm 1.0 to 5.0 ppm 0.5 to 1.0 ppm 0.01 to 0.05 ppm 0.05 to 0.5 ppm 1.0 to 5.0 ppm 0.5 to 1.0 ppm ANSWER DOWNLOAD EXAMIANS APP
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