Question #312Radio Theory and Communication Principles
What is an electromagnet?
- A magnet that makes electricity.
- a magnet made of coiled wire that works when electricity runs through it . ✓ Correct answer
- a permanent magnet that is made using electricity
- None of the above
Explanation: An electromagnet is a magnet made of coiled wire that works when electric current flows through it; it is not a permanent magnet.
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