The Turntable Paradox
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A ball on a spinning turntable won't fly off as you might expect. In fact the ball will have it's own little orbit that is exactly 2/7th the angular speed of the table. Here's why.
Here's my video about logic gates made from DNA: https://youtu.be/GgPdRKqcRTE
Here's a paper with the calculations: http://m2.askthephysicist.com/Weltner.pdf Note that equations 18 and 19 should have R² terms. That threw me off for longer than I care to admit!
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