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I have seen that before, it's still amazing to me.
Steve K
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I hadn't seen that Arlin. Pretty cool.
Doug
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Location: Kansas City, MO and International Falls, MN
Arlin,
That's a demonstration of the Lenz Law and eddy current. You can find more by searching under Eddy current tubes.
Just don't handle that large of a N52 neodymium magnet around anything ferrous. It can break a finger in a pinch.
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