Springs![]()
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Intro to SHM
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The videos below are from TwuPhysics - well worth a look...
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Reference Circle
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3_reference_circle.pptx |
Click on the image on the right to get access to the app link:
![](http://education.weebly.com/weebly/images/file_icons/xls.png)
3_y_v___a_phasors.pptx |
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