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Q. No.A pan filled with hot food cools in \(2\) minutes from \(94^{\circ}\text{C}\) to \(86^{\circ}\text{C}\) when the room temperature is \(20^{\circ}\text{C}\). How long will it take to cool from \(71^{\circ}\text{C}\) to \(69^{\circ}\text{C}\)?
1. \(50\) s
2. \(52\) s
3. \(42\) s
4. \(48\) s
1. \(50\) s
2. \(52\) s
3. \(42\) s
4. \(48\) s
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Subtopic: Â Newton's Law of Cooling |
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