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Which of the following changes are Reversible and Irreversible?(a) Blowing of a balloon(b) Folding a paper to make a toy aeroplane(c) Rolling a ball of dough to make roti(d) Baking cake in an oven(e) Drying a wet cloth(f) Making biogas from cow dung(g) Burning of a candle |
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Answer» Which of the following changes are Reversible and Irreversible? (a) Blowing of a balloon (b) Folding a paper to make a toy aeroplane (c) Rolling a ball of dough to make roti (d) Baking cake in an oven (e) Drying a wet cloth (f) Making biogas from cow dung (g) Burning of a candle |
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