Birdwatch Note Rating
2024-02-05 04:08:05 UTC - HELPFUL
Rated by Participant: 220FB3408F473ED34F7D57D57EAE82B15F53CC139CFB69C9A38D6BA09A369909
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
All Note Details