Question: Air flows steadily through an engine at constant temperature, 127 deg C. Assuming that the Kinetic and Potential energies are negligible and if the exit

Air flows steadily through an engine at constant temperature, 127 deg C. Assuming that the Kinetic and Potential energies are negligible and if the exit pressure is one-fourth of the initial pressure, in which the initial pressure is 702 kPa, the work per mass is Answer kJ (nearest whole number).

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