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3. A centrifugal pump designed to deliver water (density = 1000 Kg/m3) to a two building yielded the following performance data:

If the system resistance is given by the following relation H_{s y s}=9+0.2 Q^{2} Where, Q is the flow rate in m'/min and Hsys is in m. Calculate the discharge and the power required for the pump at the operating point.

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