Galaxy dynamics are confronted with one of the deepest problems of modern physics: the dark matter problem. The motions of stars and gas observed exceed what can be explained by the mass visible in ...
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Analyzing the bobbin on an incline: Feynman lecture exercise
Dive into a classic physics problem with this Feynman Lecture exercise! In this video, we analyze the motion of a bobbin on an incline, breaking down the forces, torques, and dynamics step by step.
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