When a system is in equilibrium for all possible processes the...

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When a system is in equilibrium for all possible processes, the differential or finite change of entropy is

A. < 0

B. > 0

C. = 0

D. None of these

Answer: Option A

Solution(By Examveda Team)

For a spontaneous process of a system the change in entropy should be always greater than zero and for an equilibrium (more or less reversible) process the entropy must be equal to zero.

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