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Quick note - the problem with Youtube videos not embedding on the forum appears to have been fixed, thanks to ZiprHead. If you do still see problems let me know.
I have a unique problem that I cannot find an answer to.
In the diagram, Ex. A shows a simple balance, with the weights on both sides attached to the cross beam with string. To simplify the problem, both strings are attached equidistant to the pivot point, lets say at 40 centimeters. When...
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