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when a electric current is passed through an insulated wire that is coiled around an iron core like a nail what is created?
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when a electric current is passed through an insulated wire that is coiled around an iron core like a nail what is created?

User Mr Bell
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electromagnet

When a electric current is passed through an insulated wire that is coiled around an iron core, like a nail, an electromagnet is created.

User Mark Armstrong
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