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प्रश्न
To keep her soup warm Paheli wrapped the container in which it was kept with a woollen cloth. Can she apply the same method to keep a glass of cold drink cool? Give reason for your answer.
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उत्तर
Yes, she can apply the same method to keep a glass of cold drink cool because wool is a poor conductor of heat.
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संबंधित प्रश्न
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