Columbia University Physics Lecture Demonstrations


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5K20.2 Eddy Current Disk

[Setup Time: 5 Min.] [Current Condition: Good]

Info

A smaller version of the Eddy Current Pendulum 5K20.1 above. A rotating copper disk will slow down and stop when brought between the poles of a strong permanent magnet.

Parts List

Rotating Copper Disk in F. E&M, 1B

Large Black Gap Magnet in E. E&M, 1A

Relevant Simulation

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Other Information

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Real-Life Examples

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More Advanced Reading

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