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Question Number 23394 by Tinkutara last updated on 29/Oct/17

$$\mathrm{Which}\mathrm{is}\mathrm{correct}\mathrm{statement}?$$$$\left(1\right)\mathrm{The}\mathrm{entropy}\mathrm{of}\mathrm{the}\mathrm{universe}\mathrm{increases}$$$$\mathrm{and}\mathrm{tends}\mathrm{towards}\mathrm{the}\mathrm{maximum}$$$$\mathrm{value}$$$$\left(2\right)\mathrm{All}\mathrm{natural}\mathrm{processes}\mathrm{are}\mathrm{irreversible}$$$$\left(3\right)\mathrm{For}\mathrm{reversible}\mathrm{isolated}\mathrm{processes},$$$$\mathrm{change}\mathrm{of}\mathrm{entropy}\mathrm{is}\mathrm{zero}$$$$\left(4\right)\mathrm{For}\mathrm{irreversible}\mathrm{expansion}\mathrm{of}$$$$\mathrm{isolated}\mathrm{processes},\mathrm{entropy}\mathrm{change}<0$$

Answered by Tinkutara last updated on 03/Nov/17

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