a body cools from 61∘C to 59∘C in 4 minutes. The time (in min.) taken by the body to cool from 51∘C to 49∘C will be

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In a room where the temperature is 30∘C, a body cools from 61∘C to 59∘C in 4 minutes. The time (in min.) taken by the body to cool from 51∘C to 49∘C will be
04
Oct
In a room where the temperature is 30∘C, a body cools from 61∘C to 59∘C in 4 minutes. The time (in min.) taken by the body to cool from 51∘C to 49∘C will be a body cools from 61∘C to 59∘C in 4 minutes. The time (in min.) taken by the body to cool from [...]
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