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Class 10 Science Medium Mcq English Medium

A current-carrying conductor produces magnetic field even though the conductor itself may be

Question
A current-carrying conductor produces magnetic field even though the conductor itself may be
metallic and straight
necessarily a permanent magnet
made only of iron
without any current
Answer
metallic and straight
Detailed Explanation
The magnetic effect is produced by electric current through the conductor; it need not be a permanent magnet. — Examisthan.com
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