## Essential University Physics: Volume 1 (3rd Edition)

Published by Pearson

# Chapter 7 - Section 7.2 - Potential Energy - Example - Page 114: 7.2

.86 meters

#### Work Step by Step

We simplify the equation for spring energy: $U = \frac{1}{2}kx^2 \\ x = \sqrt{\frac{2U}{k}} \\ x = \sqrt{\frac{2(44,000)}{120,000}}= .86m$

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