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  3. 1. a centrifugal water pump impeller is given an i

1. A centrifugal water pump impeller is given an inlet and exit radius of 400 mm...

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Mechanical Engineering

1. A centrifugal water pump impeller is given an inlet and exitradius of 400 mm and 1200 mm, and an inlet and exit blade thicknessof 120 mm and 80 mm. The entering and exiting blade angles are 40oand 60o respectively. If the pump rotational speed is 575 rpm withand efficiency of 85%, determine: a) Ideal head (m) b) Fluid powerfor max pressure (kW) c) Shaft torque for max pressure (Nm)

solutions a) 488 m b) 29,155 kW c) 5.7 x 105 Nm

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