A small sphere whose mass is 700e-03 g carries a charge of, Ask an Expert

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A small sphere whose mass is 7.00E-03 g. carries a charge of 2.00E-08 C. It hangs from a silk thread which makes an angle of 30 degrees with a large charged, nonconducting sheet. Calculate the surface charge density (in coulombs/meter^2) for the sheet.

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