WHAT ARE REVERSIBLE AND IRREVERSIBLE PROCESSES

Reversible process - A  Reversible process is that which can be retraced in opposite direction so that system and surrounding pass exactly through the same states as in the direct process . If some work is done by the system in the direct process then same amount of work is done on the system  in the reverse process . Similarly , if some heat is absorbed by the system from the surrounding  in the direct process then same amount of heat energy is given back to the surrounding in the reverse process . For...

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