AIPMT PRELIMS2012Physics-Magnetism
AIPMT PRELIMS 2012 Physics Magnetic Field MCQ Question
Type: MCQ-conceptual-Easy-Class 12
A compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole. It:
A
will stay in east-west direction only
B
will become rigid showing no movement
C
will stay in any position
D
will stay in north-south direction only
Correct Answer
Option B
Detailed Explanation
At the geomagnetic poles, the magnetic field is vertical, causing the compass needle to align in the north-south direction.
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