Which of the following statements are true for the magnetic field lines?
A
Inside a bar magnet, they flow from south to north pole.
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B
Outside a bar magnet, they flow from south to north pole.
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C
Outside a bar magnet, they flow from north to south pole.
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D
Inside a bar magnet, they flow from north to south pole.
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Solution
The correct options are A Inside a bar magnet, they flow from south to north pole. C Outside a bar magnet, they flow from north to south pole. Outside the bar magnet, the magnetic field line flows from north to south pole and inside a bar magnet, they flow from south to north pole.