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Electromagnetic Relay Cart

Electromagnetism

★Exhibit Content: Electromagnetic Induction ★Interaction: Electromechanical Interaction ★Operation: 1. Press the switch to energize the coil and attract the cart; 2. According to the cart's trajectory, press the next switch to attract the cart, forming a relay; 3. Alternately press the switches to make the ball reach the top in the shortest time. ★Exhibit Description: The exhibit mainly consists of a coil track, a cart, and a start button, demonstrating the principle of electromagnetic induction to visitors. Visitors press the switch to energize the coil and attract the cart, and according to the cart's trajectory, press the next switch to attract the cart, forming a relay. ★Scientific Principle: A magnetic field is a special substance that cannot be seen or touched. It is not composed of atoms or molecules, but it objectively exists. When the coil is energized, it generates an induced magnetic field, attracting the cart to move, and the cart's trajectory is controlled by sequentially energizing the coils.

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

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