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The image shows the magnetic field in a bar magnet and an electromagnet
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5 votes
The image shows the magnetic field in a bar magnet and an electromagnet

The image shows the magnetic field in a bar magnet and an electromagnet-example-1
The image shows the magnetic field in a bar magnet and an electromagnet-example-1
The image shows the magnetic field in a bar magnet and an electromagnet-example-2
User Lex Webb
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1 Answer

4 votes

Answer:

B

Explanation:

the electromagnet lasts only as long as there is supply of electric current

User Matthewbeta
by
7.4k points
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