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प्रश्न
Explain with an example to demonstrates that when a liquid evaporates, it takes heat from its surroundings.
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उत्तर
If some spirit is poured on cotton wrapped around the bulb of a thermometer, the reading of the thermometer falls. This shows that cooling is produced when a liquid evaporates taking heat from surroundings.
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संबंधित प्रश्न
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