Springs and Hooke's Law
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This is a series of free Physics Video Lessons.
Introduction to springs and Hooke's Law
Introduction to Hooke's Law
Work needed to compress a spring is the same thing as the potential energy stored in the compressed spring.
A spring, a frozen loop-d-loop and more.
Errata: PE is not = .5kx2. Since k= 10. so PE=5x2
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