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A comment on What Happens When You Drop A Magnet Inside A Copper Tube [video]. Parent comment

Re:What Happens When You Drop A Magnet Inside A Copper Tube ... by taliesinb on Tuesday February 04, 2014 @12:34AM (#7175703)
Another fun example of braking are the electrodynamic tethers [1], in which you (a satellite) are the copper tube and the entire earth is the magnet!

[1] http://en.wikipedia.org/wiki/Electrodynamic_tether

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