A body in a room cools from 90oC to 80oC in 5 minute. The time taken to cool from 70oC to 60oC is ?

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5 minute

Less than 5 minute

More than 5 minute

Less or more than 5 minute depending on the nature of the liquid

answer is C.

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Detailed Solution

AS THE temperature difference is decreased the body will take more time to cool through same range of temperature.

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