A sphere of radius 10 cm coated with copper carries a total charge of 20 nC uniformly distributed on its surface in free space. Calculate (a) |D| on the surface of the sphere, (b) D external to the sphere, (c) the total energy stored in the field.

A sphere of radius 10 cm coated with copper carries a total charge of 20 nC uniformly distributed on its surface in free space. Calculate (a) |D| on the surface of the sphere, (b) D external to the sphere, (c) the total energy stored in the field.

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 76PQ

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A sphere of radius 10 cm coated with copper carries a total charge of 20 nC
uniformly distributed on its surface in free space.
Calculate
(a) |D| on the surface of the sphere,
(b) D external to the sphere,
(c) the total energy stored in the field.

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