A magnet on top of a superconductor levitates and spins in mid air
when liquid nitrogen is poured over it.
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As the temperature of the wire decreases, so does the resistance.
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Induced eddy currents make a magnet seem to take forever to fall through a copper pipe.
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Description:
A superconductor cooled below its critical temperature will levitate atop and travel along a track made of neodymium magnets.
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Study Science @ SMU!
A podcast that reviews the
Voyager Golden Record!
