Physics, asked by senwelo, 1 day ago

What happens when to an electromagnet with an iron core when the switch is closed?

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Answered by bilkisshaikh122

Answer:

An iron core makes a temporary electromagnet. It loses its magnetism as soon as the switch is opened and the current is switched off. A steel core makes a more permanent magnet.

Answered by vijaymahadeva6

Explanation:

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