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| 1. |
Force between two identical short bar magnets whose centre are r metre apart is 4.8N when their axes are in the same line .If the separation is increased to 2r metre the force between them is reduced to |
| Answer» Force between two identical short bar magnets whose centre are r metre apart is 4.8N when their axes are in the same line .If the separation is increased to 2r metre the force between them is reduced to | |