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Two point charges separated by a distance d repel each other with a force of 9N . If one of the point charges is moved through a distance x such that the force of repulsion is reduced to 1N, then the value of x is

Answer» Two point charges separated by a distance d repel each other with a force of 9N . If one of the point charges is moved through a distance x such that the force of repulsion is reduced to 1N, then the value of x is


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