Electromagnet is made by winding an insulated copper wire on an iron cylinder.why should the copper be insulated
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The copper wire is important to be insulated otherwise the electricity would flow through the metal’s mass created by wire.
It will not follow the circular path which is needed by the electromagnet to work.
Therefore, because of this reason it will perform as an electromagnet.
It will not follow the circular path which is needed by the electromagnet to work.
Therefore, because of this reason it will perform as an electromagnet.
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