A spherical capacitor of inner radius 1.00 mmand outer radius 2.00 mm has the electric energydensity of 2.00 x 1012 €o at r = 1.50 mm. What is themagnitude of the electric field at region r?A. 2.00 × 10° V /mB. 4.00 × 10° V/mC. 2.00 × 1012 V/mD. 4.00 × 1012 V/m

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A spherical capacitor of inner radius 1.00 mm and outer radius 2.00 mm has the electric energy density of 2.00 × 1012 €0 at r = 1.50 mm. What is the magnitude of the electric field at region r?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter26: Electric Potential

Section: Chapter Questions

Problem 52PQ

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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 spherical capacitor of inner radius 1.00 mm
and outer radius 2.00 mm has the electric energy
density of 2.00 x 1012 €o at r = 1.50 mm. What is the
magnitude of the electric field at region r?
A. 2.00 × 10° V /m
B. 4.00 × 10° V/m
C. 2.00 × 1012 V/m
D. 4.00 × 1012 V/m

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