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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A body takes 4 min to cool from 100 degree C TO 70 degree C. To cool from 70 degree C to 40 degree C it will take ( room temperature is 15 degree C )

A body takes 4 min to cool from 100 degree C TO 70 degree C. To cool from 70 degree C to 40 degree C it will take ( room temperature is 15 degree C )

A body takes 4 min to cool from 100 degree C TO 70 degree C. To cool from 70 degree C to 40 degree C it will take ( room temperature is 15 degree C )