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The magnetic field at a distance d from ...

The magnetic field at a distance d from a short bar magnet in longitudinal and transverse positions are in the ratio.

A

`1:1`

B

`1:2`

C

`2:1`

D

`3:1`

Text Solution

Verified by Experts

The correct Answer is:
C
`(B_("axis"))/(B_(eq))=((4pi)/(mu_(0))(2M)/r^(3))/(mu_(0)/(4pi)(M)/(r^(3)))=(2)/(1)`
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