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Physics Girl

How to shrink a quarter with electricity

Season 1 Episode 29 | 7m 48s

How an 8000V electromagnet can be used to shrink a quarter. The interplay between electric and magnetic forces leads to the Lorentz Force and Faraday’s law of induction which can be used to shrink a quarter, or any other type of metal coin.

Aired: 10/23/16

Rating: NR

Video has closed captioning.

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