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Dropping a Magnet Through a Copper Tube

This is Lenz's Law in action. This is because the copper tube "sees" a changing magnetic field from the falling magnet. This changing magnetic field induces a current in the copper tube. The induced current in the copper tube creates its own magnetic field that opposes the magnetic field that created it.
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WHODINI13
WHODINI13
Uploaded 02/04/2014
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