Solution Found!
An electric fan not only doesn’t decrease the temperature
Chapter 10, Problem 27E(choose chapter or problem)
QUESTION:
An electric fan not only doesn’t decrease the temperature of air, but it actually increases air temperature. How, then, are you cooled by a fan on a hot day?
Questions & Answers
QUESTION:
An electric fan not only doesn’t decrease the temperature of air, but it actually increases air temperature. How, then, are you cooled by a fan on a hot day?
ANSWER:Solution 27E Step 1 of 1: The fan does not affect the actual temperature of the surrounding. But it just helps the sweat on the human body to evaporate by blowing air over the skin.While evap