why are electromagnets called temporary magnet?
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Answer:
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Explanation:
An electromagnet is called a temporary magnet because it produces magnetic field so long as current flows in its coil.
Answered by
2
Answer:
An electro magnet is a temporary magnet . It is made by winding a coil of insulated wire round a soft iron core.
Explanation:
When a current is passed through the coil, the magnetic field produced by the current magnetises the soft iron core.
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