A circular plastic disk with radius R = 4.23 cm has a uniformly distributed charge Q = +(1.79 x106)e on one face. A circular ring of width 29.1 um is centered on that face, with the center of that width at radius r = 0.706 cm. In coulombs, what charge is contained within the width of the ring?
A circular plastic disk with radius R = 4.23 cm has a uniformly distributed charge Q = +(1.79 x106)e on one face. A circular ring of width 29.1 um is centered on that face, with the center of that width at radius r = 0.706 cm. In coulombs, what charge is contained within the width of the ring?
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Transcribed Image Text:A circular plastic disk with radius R = 4.23 cm has a uniformly distributed charge Q = +(1.79 x10º)e on one face. A circular ring of width
29.1 um is centered on that face, with the center of that width at radius r = 0.706 cm. In coulombs, what charge is contained within the
width of the ring?
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