Info

Two soft iron cores form a split toroid with a few turns of wire around one half. When the coil is energized the iron is strongly magnetized. When the current is off, the two pieces are still difficult to separate, but once apart they no longer attract.

Parts List

Hanging Iron Toroid in F. E&M, 1C

Power Supply and Leads in L. Misc

Stands and Bar to hold Toroid on Back wall

Relevant Simulation

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Other Information

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Real-Life Examples

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More Advanced Reading

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