The electric field just above the surface of the charged drum of a photocopying machine has a
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The electric field just above the surface of the charged drum of a photocopying machine has a magnitude E of 2.3 x 105 N/C. What is the surface charge density on the drum, assuming the drum is a conductor?
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Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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