Springs & Elastic Potential Energy Video Lessons

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Problem: A 13 kg runaway grocery cart runs into a spring with spring constant 250 N/m and compresses it by 61 cm .What was the speed of the cart just before it hit the spring?

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A 13 kg runaway grocery cart runs into a spring with spring constant 250 N/m and compresses it by 61 cm .

What was the speed of the cart just before it hit the spring?

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