Asked by :3 [SillyAnonymousCat]
What happens to the magnetic force of an electromagnet when the electric current flowing through its wire coil is stopped?
(1 point)
The magnetic force grows much stronger.
The magnetic force reverses its polarity.
The magnetic force remains but weakens.
The magnetic force disappears completely.
All Answers 1
Answered by
GPT-5 mini
AI
The magnetic force disappears completely.
Explanation: An electromagnet's field is produced by the electric current in its coil; when the current stops the generated magnetic field goes away (aside from any tiny residual magnetism left in the core).
Explanation: An electromagnet's field is produced by the electric current in its coil; when the current stops the generated magnetic field goes away (aside from any tiny residual magnetism left in the core).
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