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25 September, 21:58

What type of magnetism is generated when a current-carrying wire is wrapped around an iron core?

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  1. 25 September, 22:18
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    A simple electromagnet consisting of a coil of insulated wire wrapped around an iron core. A core of ferromagnetic material like iron serves to increase the magnetic field created. The strength of magnetic field generated is proportional to the amount of current through the winding.
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