Water Supply Engineering In centrifugal pump installation, Pump is properly primed before starting All listed here The motor may burn out if it is started with empty delivery pipe and with open gate valve The diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe Pump is properly primed before starting All listed here The motor may burn out if it is started with empty delivery pipe and with open gate valve The diameter of the pipe at inlet as well as at outlet, is kept smaller than the delivery pipe ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The yield of a rapid gravity filter as compared to that of slow sand filter, is 30 times 10 times 20 times 15 times 30 times 10 times 20 times 15 times ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering The least thickness of class B cast iron (spun) pipe, is 7.2 mm 7.9 mm 8.6 mm 10 mm 7.2 mm 7.9 mm 8.6 mm 10 mm ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In slow sland filters, the turbidity of raw water can be removed only up to 150 mg/litre 100 gm/litre 60 mg/litre 75 mg/litre 150 mg/litre 100 gm/litre 60 mg/litre 75 mg/litre ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering For determining the velocity of flow of underground water, the most commonly used non-empirical formula is Hazen’s formula Darcy’s formula Slichter’s formula Lacy’s formula Hazen’s formula Darcy’s formula Slichter’s formula Lacy’s formula ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering By boiling water, hardness can be removed if it is due to calcium sulphate magnesium sulphate calcium nitrate calcium bicarbonate calcium sulphate magnesium sulphate calcium nitrate calcium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
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