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Chapter-5 2 nd Law

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P-V diagram of the Carnot cycle.<br />

P-V diagram of the reversed Carnot<br />

cycle.<br />

The Reversed Carnot Cycle:<br />

The Carnot heat-engine cycle is a totally reversible cycle.<br />

Therefore, all the processes that comprise it can be reversed, in which<br />

case it becomes the Carnot refrigeration cycle.

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