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An Ordinary Electric Fan Does Not Cool the Air, Still It Gives Comfort in Summer. Explain - Physics

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Question

An ordinary electric fan does not cool the air, still it gives comfort in summer. Explain

Solution

An ordinary electric fan does not cool the air, still it gives comfort in summer because it circulates the air present in the room. Due to this, evaporation takes place and we feel cooler.

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APPEARS IN

 HC Verma Solution for Concepts of Physics - Vol. 2 (2018 to Current)
Chapter 6: Heat Transfer
Short Answers | Q: 7 | Page no. 97
Solution An Ordinary Electric Fan Does Not Cool the Air, Still It Gives Comfort in Summer. Explain Concept: Newton’s Law of Cooling.
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