A piston-cylinder assembly contains 3 kg of air at 200 kPa and 27°c . At an initial state the piston is at rest on top of septum inside the cylinder . High pressure of 500 kPa is required to start to move the piston . Air is heated until volume has doubled .  A)solve the work done by the air  B)show the process involved in p-v diagram  Assume that air is an ideal gas with specific gas constant R=0.287 kj/kg.k

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