JEE MAIN - Physics (2005 - No. 35)
Which of the following is incorrect regarding the first law of thermodynamics?
It is a restatement of the principle of conservation of energy
It is not applicable to any cyclic process
It introduces the concept of the entropy
It introduces the concept of the internal energy
Explanation
$$(b,c)$$ are wrong. As first law is applicable to a cyclic process and concept of entropy is introduced by the second law.
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