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Force between two identical short bar magnets whose centres are r metre apart is4.8N are in the same line. If the separation btn their axesincreased to 2r metre, the force between them is reduced to

Answer» Force between two identical short bar magnets whose centres are r metre apart is4.8N are in the same line. If the separation btn their axesincreased to 2r metre, the force between them is reduced to


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