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Look to see if it's got a coil connected to an electric power source or not. If it does, it's an electromagnet, if not, it's a permanent magnet.

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15y ago

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Is the magnet in a compass a permanent magnet or electronic?

A. Compasses typically use a permanent magnet.


Where can one find more information about permanent magnet DC motors?

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How can a magnet be temporarily magnetized when attached to a permanent magnet?

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