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Frisbee Running Up the Wall

Electromagnetism

★Exhibit Content: Electromagnetic Induction and Eddy Current Phenomenon ★Interaction: Mechanical Interaction ★Operation: 1. Slowly rotate the disc and observe the movement of the magnet discs inside; 2. Experience the phenomenon of the discs slowly sliding down within the inclined aluminum disc, and feel the effect of eddy currents. ★Exhibit Description: "Flying Disc on Wall" is an interactive exhibit for popular science on the principle of electromagnetic induction, designed specifically for physics science exhibition areas, and is also a recommended exhibit by KexMall. The exhibit consists of an inclined aluminum disc and magnet discs. By rotating the disc, visitors can observe the magnet discs moving with the disc and slowly sliding down, intuitively demonstrating the interaction between eddy currents and magnetic fields, helping to understand the application of electromagnetic induction in practice. ★Scientific Principle: The rotating disc is made of aluminum and has a slight tilt; the small discs are made of magnets, with their magnetic poles aligned in the same direction. When the disc is rotated, relative motion occurs between the disc and the discs, causing changes in magnetic flux. The large aluminum disc generates eddy currents, which create a magnetic field. The eddy current magnetic field interacts with the magnetic field of the magnet discs. This force acts to prevent the discs from sliding down, so the discs slide down very slowly.

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Principle Display: ★★★ Interaction Effect: ★★★★ Ease of Installation: ★★★★★ Durability: ★★★★★ Overall Rating: ★★★

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