24. Electric Force & Field; Gauss' Law
Electric Field
8:31 minutes
Problem 23b
Textbook Question
Textbook QuestionCALC Charge Q is uniformly distributed along a thin, flexible rod of length L. The rod is then bent into the semicircle shown in FIGURE P23.48. a. Find an expression for the electric field Ē at the center of the semicircle. Hint: A small piece of arc length Δs spans a small angle Δθ=Δs/R , where R is the radius.
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