Right. Even if we replace the pipe with a coil, it's much more efficient to just... | Hacker News

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		einhverfr on Dec 21, 2011 \| parent \| context \| favorite \| on: Dropping a Magnet Through a Copper Pipe Right. Even if we replace the pipe with a coil, it's much more efficient to just use the mechanical force directly!

jarek on Dec 21, 2011 [–]

I must have misinterpreted the ";-)" in your original post.

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