A uniformly charged insulating rod of length 11.0 cm is bent into the shape of a semicircle. The rod has a total charge of −7.50 µC. a Find the magnitude of the electric field (in N/C) at O, the center of the semicircle. b What would be the magnitude of the electric field (in N/C) at O if the top half of the semicircle carried a total charge of −7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC?

A uniformly charged insulating rod of length 11.0 cm is bent into the shape of a semicircle. The rod has a total charge of −7.50 µC. a Find the magnitude of the electric field (in N/C) at O, the center of the semicircle. b What would be the magnitude of the electric field (in N/C) at O if the top half of the semicircle carried a total charge of −7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter24: Electric Fields

Section: Chapter Questions

Problem 61PQ: A total charge Q is distributed uniformly on a metal ring of radius R. a. What is the magnitude of...

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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A uniformly charged insulating rod of length 11.0 cm is bent into the shape of a semicircle. The rod has a total charge of −7.50 µC.

a Find the magnitude of the electric field (in N/C) at O, the center of the semicircle.

b What would be the magnitude of the electric field (in N/C) at O if the top half of the semicircle carried a total charge of −7.50 µC and the bottom half, insulated from the top half, carried a total charge of +7.50 µC?

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