Look at Fig. 6.1 which shows three situation (a) a burning candle (b) – InterviewSolution

1.	Look at Fig. 6.1 which shows three situation (a) a burning candle (b) an extinguished candle (c) melting wax.Which of these shows a reversible change and why?
Answer» Melting of wax in (c), which on cooling changes back to solid wax.

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