YT: Батарейка, рамка, постоянный магнит-вращение. Battery, frame, Homopolar Motor. Rotation

YT: Experiment with magnets #1 | Neodymium Magnets + accumulator + copper wire

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$11 DIYMAG Powerful Neodymium Disc Magnets with Double-Sided Adhesive, Strong Permanent Rare Earth Magnets for Fridge, DIY, Building, Scientific, Craft, and Office Magnets, 1.26 inch Diameter, Pack of 6 (6 шт)