Birdwatch Note Rating
2024-02-04 20:43:59 UTC - HELPFUL
Rated by Participant: 6C95853A0D25E52172DCAF488BCDC6EDB49348B693919B3DA397F5B453E1B0BE
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