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Birdwatch Note Rating

2024-02-05 07:39:47 UTC - HELPFUL

Rated by Participant: F2BD7E706630753D6083BC015E6770204D1438055D9FBBAD867CBEE88A7D170B
Participant Details

Original Note:

Cars can never be powered this way. It is a matter of symmetry, as two static magnets will have an equal pull in both directions. This video is done with a toy car that is powered by being retracted. https://physics.stackexchange.com/questions/17177/why-doesnt-this-perpetual-motion-machine-using-magnets-work#17179

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