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Tech on Instagram: "This is the moment where simple motion transforms into real, usable electricity — all thanks to the power of magnetism. What looks like a simple setup is actually the foundation of how nearly every generator on Earth works. When a magnet moves near a coil of wire, it disturbs the electrons inside, creating an electric current. That invisible force — magnetism — becomes something we can see, measure, and use to power everything from a tiny light bulb to entire cities. It’s one

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