Air flows steadily at the rate of 0.5kg/s through an air compressor, entering at 7m/s, 100kPa and 0.95m3/kg and leaving at 5m/s, 700kPa, 0.19m3/kg. The internal energy of the air leaving is 100kJ/kg greater than that of the air entering. Cooling water in the jackets of the compressor absorbs heat from the air at a rate of 58kJ/s. Determine the work in kW

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