PH-1760
Induced magnetism
Physics · Secondary 4 · Hard · Induced magnetism
A bar magnet is placed with its north pole touching the left end of an unmagnetised iron rod. After a short time, the rod becomes magnetised by induction. Which statement describes the poles now at the two ends of the iron rod?
- Left end becomes N, right end becomes S
- Left end becomes S, right end becomes N
- Both ends become N poles
- Both ends become S poles
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