New King of Magnetic Power? | Electromagnet vs. Neodymium Magnet
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What element is attracted the most to a magnet?
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Making a Powerful Electro Magnet from a Transformer
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This Metals Create The Most POWERFUL MAGNETS!
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Making a Simple Electromagnet
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Flywheel Battery
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HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?
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How this tiny Motor Survived 1.6 BILLION SPINS
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