Question: 3 . ( 2 5 % ) A piston - cylinder device contains 0 . 8 kg of nitrogen initially at 1 0 0 kPa

3.(25%)
A piston-cylinder device contains 0.8 kg of nitrogen initially at 100 kPa and 27C. The nitrogen is now compressed slowly in a polytropic process during which PV1.3= constant until the volume is reduced by one-half. Determine the work done and the heat transfer for this process.
3 . ( 2 5 % ) A piston - cylinder device contains

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