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A body cools in a surrounding of constan...

A body cools in a surrounding of constant temperature `30^(@)C` its heat capacity is `2J//.^(@)C` initial temperature of the body is `40^(@)C` assume newton's law of cooling is valid the body cools to `38^(@)C` in 10 minutes
Q. In further 10 minutes it will cools from `38^(@)C` to _____

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