Dropping a magnet through a copper pipe

Greenlantern101

Super Hero And All Round Good Guy
Contributor
magnetic liquid.
You can even make your own from laser cartridge toner and olive oil.

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Fenderman

Rooters Reporter

Brogan

Legend
Staff Member
Yes, my engineering training covered that but I had never seen this particular phenomenon before. Surprising really.

It's also the kind of thing which kids would love to experiment with in Physics at school, possibly leading them to find out more.
 
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