A sphere of radius a and dielectric constant er has a uniform charge density of ?o. (a)

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A sphere of radius a and dielectric constant er has a uniform charge density of ?o.

(a) At the center of the sphere, show that

(b) Find the potential at the surface of the sphere.

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Elements of Electromagnetics

ISBN: 978-0195134773

3rd Edition

Authors: Matthew

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Question Posted: Aug 05, 2011 01:33 PM

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A sphere of radius a and dielectric constant er has a uniform charge density of ?o. (a)

Question:

(a) J = 2x'ya, + 4x'z'a, 6x'yza. (b) J = xya, + y(z + 1)a, + 2ya, (c) J a, + z cos o a. sin e (d) J

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Elements of Electromagnetics

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