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Magnetisation

A magnetic co...

Question

A magnetic compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole. It

A

will stay in north - south direction only

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B

will stay in east - west direction only

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C

will become rigid showing no movement

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D

will stay in any position

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Solution

The correct option is D will stay in any position
Magnetic compass needle will not experience net torque (non-zero) at a geomagnetic pole.

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