Essential University Physics: Volume 1 (3rd Edition)

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

Chapter 7 - For Thought and Discussion: 5

Answer

Please see the work below.

Work Step by Step

We know that when a spring is decompressed (x=0), it has no potential energy. However, a force still may be acting on it, causing it to oscillate, so the force can be non-zero.
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