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Magnetic lines of force always form open loops. State true or false.

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in Physics – Class 12 by (135k points)
Magnetic lines of force always form open loops. State true or false.

(a) True

(b) False

The question was asked in final exam.

My question is from Bar Magnet topic in chapter Magnetism and Matter of Physics – Class 12

1 Answer

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Best answer
Right answer is (b) False

Easy explanation: Magnetic poles always exist in pairs. So magnetic lines of force run from N-pole to S-pole outside the magnet and from S-pole to N-pole inside the magnet. They do not start or end anywhere and always forms closed loops.

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