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Calculate the work done in transferring ...

Calculate the work done in transferring a unit magnetic pole from a point on the axis of a dipole of moment 0.3 joule per tesla, at a distance of 10 cm from its centre to a point on a line a an inclination `60^(@)` with the axis, at the same distance from the magnet.

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The correct Answer is:
`0.15 xx 10^(-5)J`
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