A circular plastic disk with radius r 279 cm has a

Reference no: EM13636685

A circular plastic disk with radius R = 2.79 cm has a uniformly distributed charge Q = +(4.69 x106)e on one face. A circular ring of width 32.6 µm is centered on that face, with the center of that width at radius r = 0.446 cm. In coulombs, what charge is contained within the width of the ring?

Reference no: EM13636685

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