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Lenz effect using hard disk magnets and soda can

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Uploaded by on Jan 1, 2009

Example of the Lenz effect using permanent magnets from a computer hard drive and pieces of aluminum from a soda can contrasted with a piece of cardboard from a cracker box.

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Science & Technology

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Uploader Comments (oJOHNoPAULo)

  • ...hmmm,,,

    thanks for sharing.

  • You're welcome.

Top Comments

  • Eddy currents: the moving aluminum in the magnetic field induces a current in the aluminum. That current creates a magnetic fields that opposes the magnets and slows its fall. And for all those skeptics; this is very real.

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All Comments (4)

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  • that's cool, thanks for the demo and explanation.

  • why does the aluminum fall slower? any links to more info in the lenz effect?

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