
College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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4.

Transcribed Image Text:4. A spring has a natural length of 18 inches and a force of 20 lbs is
required to stretch and hold the spring to a length of 24 inches. What
is the work required to stretch the spring from a length of 21 inches
to a length of 26 inches?
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