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What does an electromagnet have that a bar magnet does not ?

What does an electromagnet have that a bar magnet does not ?
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What does an electromagnet have that a bar magnet does not ?

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User Jan Richter
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The bar magnet and the electromagnet act identical. The difference being a electromagnet is a coil of wire that has a power source connect to both ends, this energizes the coil with an electromagnetic field.
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User Sjking
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