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3.19 Air is expanded in a piston-cylinder arrangement at a constant pressure of 200 kPa from a volume of 0.1 m to a volume

3.19 Air is expanded in a piston-cylinder arrangement at a constant pressure of 200 kPa from a volume of 0.1 m to a volume of 0.3 m. Then the temperature is held constant during an expansion of 0.5 m. Determine the total work done by the air.

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