Charge Q is uniformly distributed along a thin, flexible rod of length L. The rod is then bent into the semicircle shown in the figure (Figure 1). Find an expression for the electric field E at the center of the semicircle. Hint: A small piece of arc length As spans a small angle Að = As /R, where R is the radius. Express your answer in terms of the variables Q, L, unit vectors i, j, and appropriate constants. Figure 1 of 1 ΑΣφ ? Center Part B Evaluate the field strength if = 12 cm and Q = 41 nC . Express your answer with the appropriate units. 回 =

Charge Q is uniformly distributed along a thin, flexible rod of length L. The rod is then bent into the semicircle shown in the figure (Figure 1). Find an expression for the electric field E at the center of the semicircle. Hint: A small piece of arc length As spans a small angle Að = As /R, where R is the radius. Express your answer in terms of the variables Q, L, unit vectors i, j, and appropriate constants. Figure 1 of 1 ΑΣφ ? Center Part B Evaluate the field strength if = 12 cm and Q = 41 nC . Express your answer with the appropriate units. 回 =

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 68PQ: Examine the summary on page 780. Why are conductors and charged sources with linear symmetry,...

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