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A cup of tea cools from …

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A cup of tea cools from 86°C to 84°C in40s when room temperature is 30°C. How long will the tea cup take to cool from 86°C to 84°C when the room temperature is 10°C?

    • Posted by Khushi Jain 6 years, 5 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Purbendu Halder 6 years, 5 months ago

    29.34 secs.

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