Water Supply Engineering By boiling water, hardness can be removed if it is due to magnesium sulphate calcium nitrate calcium bicarbonate calcium sulphate magnesium sulphate calcium nitrate calcium bicarbonate calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In centrifugal pump installation, Pump is properly primed before starting All listed here The diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe The motor may burn out if it is started with empty delivery pipe and with open gate valve Pump is properly primed before starting All listed here The diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe The motor may burn out if it is started with empty delivery pipe and with open gate valve ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The process of passing water through beds of granular materials, is called Sedimentation Filtration None of these Screening Sedimentation Filtration None of these Screening ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Biochemical Oxygen Demand (B.O.D.) of safe drinking water must be 10 nil 15 5 10 nil 15 5 ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In slow sland filters, the turbidity of raw water can be removed only up to 75 mg/litre 150 mg/litre 100 gm/litre 60 mg/litre 75 mg/litre 150 mg/litre 100 gm/litre 60 mg/litre ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The least thickness of class B cast iron (spun) pipe, is 7.2 mm 10 mm 7.9 mm 8.6 mm 7.2 mm 10 mm 7.9 mm 8.6 mm ANSWER DOWNLOAD EXAMIANS APP