Simple Harmonic Motion of Vertical Springs Video Lessons

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Problem: A mass is oscillating with amplitude A at the end of a vertical spring of spring constant k.Part (a) The amplitude is doubled, keeping mass and k constant. What is true about the total mechanical energy? Part (b) The amplitude is doubled, keeping mass and k constant. What is true about the maximum speed? 

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Part (a)

 From the equation of mechanical energy:

E=12kA2

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Problem Details

A mass is oscillating with amplitude A at the end of a vertical spring of spring constant k.

Part (a) The amplitude is doubled, keeping mass and k constant. What is true about the total mechanical energy? 

Part (b) The amplitude is doubled, keeping mass and k constant. What is true about the maximum speed? 

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