this post was submitted on 11 Dec 2023
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288
Magnet rule (lemmy.world)
submitted 9 months ago by ObviouslyNotBanana@lemmy.world to c/196@lemmy.blahaj.zone
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[–] captainlezbian@lemmy.world 2 points 9 months ago (1 children)

Because the mass is shared. You could get it to move the truck by moving a giant magnet forward but so long as it’s attached to the truck you’re only ever getting out the movement you put in to the magnet.

[–] Jilanico@lemmy.world 1 points 9 months ago

Agreed. It could work but it's not a perpetual motion machine and would require energy input to make it work.