Published by:
CGP EDU Academic Team
Published on: August 21, 2026
A bar magnet of length 3 cm has points 
and 
along its axis at distances of 24 cm and 48 cm on the opposite sides as shown in figure.
Ratio of magnetic fields at these points will be
A
8
B
C
3
D
4
Text Solution
Verified by ExpertsThe correct answer is:
A
When length (2a) of the magnet is much shorter than the distance ( 
) of the point on the axial line where its magnetic field is to be found, 
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