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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`
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