A uniformly charged ring of radius 12.5 cm has a charge of 84.5 µC. (a) Find the electric field on the axis of the ring at 4.0 cm. E = N/C (b) Find the electric field on the axis of the ring at 13.0 cm. E = N/C (c) Find the electric field on the axis of the ring at 80.0 cm. E = N/C

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