Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson
ISBN 10: 0321993721
ISBN 13: 978-0-32199-372-4

Chapter 15 - For Thought and Discussion - Page 279: 7

Answer

The answer is below.

Work Step by Step

Inches seems like a problematic unit since it has to do with a distance, but pressure is not a distance. However, the barometer works by allowing Mercury to be pushed through a tube. Based on how high the outside pressure is, the Mercury will be pushed a different distance.
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