The electric field just above the surface of the charged drum of a photocopying machine has a magnitude E of 3.0 × 105 N/C. What is the surface charge density on the drum, assuming that the drum is a conductor?
The electric field just above the surface of the charged drum of a photocopying machine has a magnitude E of 3.0 × 105 N/C. What is the surface charge density on the drum, assuming that the drum is a conductor?
Chapter6: Gauss's Law
Section: Chapter Questions
Problem 69P: The surface charge density on a long straight metallic pipe is . What is the electric field outside...
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Step 1
Given in question - Electric field (E) = N/c
To find - Surface charge density() on the drum.
Solution - Step1 - Here we will understand the concept that will be used to solve this question.
As we know, Electric field on the surface of the conductor is given by -
So the surface charge density() = ..........(1)
The value of
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