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Physics, 01.02.2021 01:10 cifjdhhfdu

A thin spherical copper shell of radius 9.5 cm carries an excess charge of -4.2 nC. How many excess electrons are on (a) the outer surface of the shell, and (b) the inner surface? (e = 1.60 × 10-19 C)

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A thin spherical copper shell of radius 9.5 cm carries an excess charge of -4.2 nC. How many excess...
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