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Q: If the world is a giant magnet, how come we can't build a repelling magnet that can float? | Ask a Mathematician / Ask a Physicist
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electromagnetism - Why can't rotating magnets in space or zero gravity be used to create infinite energy? - Physics Stack Exchange
![Can anyone explain why something like this isnt free energy, if I use a small rotor to rotate the main magnet, compared to the amount of energy I can create? : r/ElectroBOOM Can anyone explain why something like this isnt free energy, if I use a small rotor to rotate the main magnet, compared to the amount of energy I can create? : r/ElectroBOOM](https://i.ytimg.com/vi/4Ge2h8Apgd8/maxresdefault.jpg)
Can anyone explain why something like this isnt free energy, if I use a small rotor to rotate the main magnet, compared to the amount of energy I can create? : r/ElectroBOOM
Is it possible for us to make very small curved magnets (almost linear) such that when we align them to make a circle facing like poles in an order, we get continously
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