Home
Class 12
PHYSICS
A bar magnet of magnetic dipole moment 8...

A bar magnet of magnetic dipole moment 8 `Am^(2)` has poles separated by `0.4` m . Find the pole strength of bar magnet .

Text Solution

Verified by Experts

`M = q _(m) xxL`
` 8= q _(m) xx 0.4`
`q _(m) = (8)/(0.4) = 20 Am`
Promotional Banner

Similar Questions

Explore conceptually related problems

A bar magnet of magnetic moment of 5*0Am^2 has poles 20cm apart. Calculate the pole strength.

A magnetic dipole of length 15cm has a dipole moment of 1-5Am^2 . What is the pole of strength?

A short bar magnet has a magnetic moment of 10 Am^(2) .If its length is 10 cm,then the pole strength of the dipole is

The magnetic dipole moment of a bar magnet is directly proportional to volume of the bar magnetic . You are given a bar magnet of length I , magnetic pole strength m and magnetic dipole moment M . What will be the effect on dipole moment and pole strength if the bar magnet is cut into the two equal pieces ? (i) Along it length ? (ii) Transverse to its length ?

A magnetic dipole of lrngth 10 cm has pole strength of 20 Am apart . Find the magnetic moment of the dipole

A bar magnet of magnetic moment 3 Am^(2) is placed in a uniform magnetic induction of 2xx10^(3) T if each pole of the magnet experiences a force of 6xx10^(-4) T if each pole of the magnet experience a force of 6xx10^(-4) N then the length of the magnet is

A magnetic dipole has a magnetic moment of 5 Am^(2) . What is its pole strength if its magnetic length is 10 cm?

The magnetic dipole moment of a bar magnet of geometric length 6 cm and pole strength 100 Am is

The magnetic dipole moment of a bar magnet of geometric length 6 cm and pole strength 100 Am is

The magnetic dipole moment of a bar magnet each of pole stregth m is given by