Water Supply Engineering Average annual rainfall at any station is the average of annual rainfall over a period of 28 years 35 years 14 years 21 years 28 years 35 years 14 years 21 years ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In centrifugal pump installation, 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 All listed here Pump is properly primed before starting 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 All listed here Pump is properly primed before starting ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering In slow sland filters, the turbidity of raw water can be removed only up to 60 mg/litre 75 mg/litre 150 mg/litre 100 gm/litre 60 mg/litre 75 mg/litre 150 mg/litre 100 gm/litre ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering By boiling water, hardness can be removed if it is due to calcium sulphate calcium nitrate calcium bicarbonate magnesium sulphate calcium sulphate calcium nitrate calcium bicarbonate magnesium sulphate ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering Surge tanks are used for storage water as overflow valves to guard against water hammer to increase the velocity in a pipeline for storage water as overflow valves to guard against water hammer to increase the velocity in a pipeline ANSWER DOWNLOAD EXAMIANS APP
Water Supply Engineering For determining the velocity of flow of underground water, the most commonly used non-empirical formula is Lacy’s formula Darcy’s formula Slichter’s formula Hazen’s formula Lacy’s formula Darcy’s formula Slichter’s formula Hazen’s formula ANSWER DOWNLOAD EXAMIANS APP