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प्रश्न
A small iron bar is kept near the north pole of a bar magnet. How does the iron bar acquire magnetism? Draw a diagram to show the polarity on the iron bar. What will happen if the magnet is removed?
टीपा लिहा
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उत्तर
The iron bar acquires magnetism due to magnetic induction.
If the magnet is removed, the iron bar loses its magnetism.
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