Question

A short magnetic dipole has magnetic moment 0.5Am² calculate its magnetic field at a distance of 2ocm from the centre of magnetic dipole on the axial line and the equatorial line ​

Answer 1

Explanation:

The magnetic field of the equatorial point is

B

E

=

4πr

3

μ

0

m

Here,

4π

μ

0

=10

−7

,r=1m and m=0.60Am

2

∴=

(1)

3

10

−7

×0.60

=6.0×10

−8

T