Physics, asked by AninditaMohanty4939, 11 months ago

Mention any two advantages of an electromagnet over a permanent magnet .

Answers

Answered by Anonymous

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Answered by Anonymous

I am giving all the advantages :

Here is your answer :

⇒ The permanent magnet does not have electric current flow through it.

⇒ Electromagnets are made by passing electric current through it.

⇒ The strength of the magnetic field in permanent magnets cannot be changed.

⇒ The strength of the electromagnets can be changed by changing the amount of current in the magnet.

⇒ The direction of the magnetic field cannot be changed.

⇒ The direction of magnetic field can be changed in electromagnets.

⇒ The polarity of permanent magnets cannot be changed.

⇒ The polarity of the electromagnets can be changed.

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