10. When an electric current flows through a wire it behaves like an (a) magnet. (b)electromagnet. (C) heater. (d) none
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Answer:
When an electric current flows through a wire, it behaves like a magnet.
Explanation:
A current carrying coil of an insulated wire wrapped around a piece of iron is called an electromagnet. The electromagnets are also used to separate magnetic material from the junk
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