Ceiling fans are sometimes reversible, so that they drive

Chapter 21, Problem 16Q

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QUESTION:

Problem 16Q

Ceiling fans are sometimes reversible, so that they drive the air down in one season and pull it up in another season. Explain which way you should set the fan (a) for summer, (b) for winter.

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QUESTION:

Problem 16Q

Ceiling fans are sometimes reversible, so that they drive the air down in one season and pull it up in another season. Explain which way you should set the fan (a) for summer, (b) for winter.

ANSWER:

Step-by-step solution

Step 1 of 2

  1. In summer, the fans have to be set to drive the air down. The ceiling fan makes a cooling breeze since it accelerates evaporation from the skin.

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