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A 10.8 g piece ofStyrofoam carries a net charge of -0.700 µC and floats abovethe center of a large horizontal sheet of plastic that has auniform charge density on its surface. What is the charge per unit area on the plastic sheet?
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Question: A series RLC circuit of R = 200 ohm, L = 0.900 H and C = 2.00 uF carries an rms current of 0.250 A with a frequency of 100 Hz. (a) What is the average rate at which electrical energy isconverted to heat in the ...
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