O-LevelPhysicsMagnetism5054/11 · Oct/Nov 2014 · Q261 Mark
A metal bar PQ hangs from a thin thread and always comes to rest with end P pointing north. Another bar XY of the same metal settles in no definite direction. What happens if the two bars are brought near one another?
AEnd P and end Q both attract end X.
BEnd P attracts end X but repels end Y.
CEnd P neither attracts nor repels end X.
DEnd P repels end X but attracts end Y.
✓ Correct answer
A: End P and end Q both attract end X.
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