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Principle of energy conservation.

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A 2.4 kg block is dropped on to a spring of spring constant 3995 N/m from a height of 5.0 m. When the block is momentarily at rest, the spring has been compressed by 25 cm. Find the speed of the block when the compression of the spring is 15 cm. Use the principle of energy conservation in the analysis and solution.

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Solution Summary

This solution finds the speed of a block with a given compression of a spring using the principle of energy conservation.

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If we define the gravitational potential energy is zero when at the horizontal level when the spring is compressed ...

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