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Magnetism and Matter question

2012 · Q135
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Magnetism and Matter question

2012 · Q135

NEETPhysicsMagnetism and MatterMCQ+4 / −1
A compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole. It
  1. A
    will become rigif showing no movement
  2. B
    will stay in any position
  3. C
    will stay in north-south direction only
  4. D
    will stay in east-west direction only
View written solutionFree

Correct answer: B

A compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole. It will stay in any position as the horizontal component of earth’s magnetic field becomes zero at the geomagnetic pole.

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