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A body cools from 51^@C to 50.9^@C in 10...

A body cools from `51^@C` to `50.9^@C` in 10 sec. If surrounding temperature is `31^@C`. The time taken to cool from `41^@C` to `40.9^@C` will be

A

15 sec

B

5 sec

C

20 sec

D

10 sec

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  3. A body cools from 51^@C to 50.9^@C in 10 sec. If surrounding temperatu...

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  15. State Newton's law of cooling?

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  17. Define(ii) Triple point

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  18. Give any four applications of thermal conductivity in everyday life.

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