electromagnet: Quick Facts

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Photos

Figure 1: Elements of a solenoid

Figure 2: Elements of a relay

Figure 3: Elements of a reed relay

Figure 4: Elements of a typical electromagnet

Typical components of an electrically powered watch.

Diagram of an electromagnet featuring a coil of wire wound around a circular iron core with a visible small gap, illustrating a toroidal winding used to generate magnetism.

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Topics

relay circuit breaker solenoid reed relay magnetic circuit magnet How do magnets work?

Key People

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William Sturgeon

British electrical engineer

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