A north pole of strength 50 Am and south...

A north pole of strength 50 Am and south pole of strength 100 Am are separated by a distance of 10 cm in air. Find the force between them.

`50 xx 10^(-3) N`

`25 xx 10^(-3) N`

`20 xx 10^(-6) N`

`30 xx 10^(-18) N`

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