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Problem 2 (10 points) An oil pump is drawing 30 kW of electric power while pumping oil with density of 860 kg/m'at a rate of

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Problem 2 (10 points) An oil pump is drawing 30 kW of electric power while pumping oil with density of 860 kg/m'at a rate of 0.1 m/s. The inlet and outlet diameters of the pipe are 8 cm and 12 cm, respectively. If the motor efficiency is 90 percent and the mechanical efficiency is 80%, determine the pressure rise of oil in the pump

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