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Physics for Scientists and Engineers: Foundations and Connections

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter25: Gauss’s Law

Section: Chapter Questions

Problem 12PQ

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The charge per unit length on the thin rod shown below is A. What is the electric field at the point P? (Hint: Solve this problem by first considering the electric field dE at P due to a small segment dx of the rod, which contains charge dq = Adx. Then find the net field by integrating dE over the length of the rod. Use the following as
necessary: L, a, A, and ɛn: Enter the magnitude. Assume that A is positive.)
E =

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= Adx. Then find the net field by integrating dE over the length of the rod. Use the following as The charge per unit length on the thin rod shown below is 2. What is the electric field at the point P? (Hint: Solve this problem by first considering the electric field dE at P due to a small segment dx of the rod, which contains charge . necessary: L, a, 2, and ɛn. Enter the magnitude. Assume that A is positive.) L A 1 E = 4ne L+A a
The charge per unit length on the thin rod shown below is 1. What is the electric field at the point P? (Hint: Solve this problem by first considering the electric field dE at P due to a small segment dx of the rod, which contains charge dq = 1 dx. Then find the net field by integrating dE over the length of the rod. Use the following as necessary: L, a, 1, and ɛn: Enter the magnitude. Assume that 1 is positive.) E =
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