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MIT Physics Demo -- Pendulum and Magnet

MIT Physics Demo -- Pendulum and Ma...

MIT Department of Physics Technical Services Group

Added almost 10 years ago | 00:01:11 | 49632 views

A solid copper pendulum is mounted between the poles of an electromagnet (solenoid). The pendulum is set into motion, and then the magnets are turned on. The magnets induce eddy currents in the copper which oppose the motion of the pe...