A centrifugal pump is tested at 1750 rpm using flow system with a layout. The water level in the inlet reservoir is 1m abovethe pump centerline, the inlet line has 2m diameter cast-iron pipe a...

A centrifugal pump is tested at 1750 rpm using flow system with a layout. The water level in the inlet reservoir is 1m abovethe  pump centerline, the inlet line has 2m diameter cast-iron pipe a standard elbow and fully open gate valve. Find NPSH at Q=1000gpm of water at 27degC