The electric field just above the surface of the charged
The electric field just above the surface of thecharged hollow drum of a photocopying machine has a magnitude E of3.0E+5 N/C. What is the surface charge density on thedrum if it is a conductor? ((assume it is the shape of acylinder))
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a steel cylinder with a radius of 5cm and a length of 4cm is placed in end to end thermal contact with a copper
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the electric field just above the surface of thecharged hollow drum of a photocopying machine has a magnitude e of30e5
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