Mastering Physics with Pearson eText -- ValuePack Access Card -- for Essential University Physics
3rd Edition
ISBN: 9780321993731
Author: Richard Wolfson
Publisher: PEARSON
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Chapter 20, Problem 54P
Three identical charges q form an equilateral triangle of side a, with two charges on the x-axis and one on the positive y-axis. (a) Find an expression for the electric field at points on the y-axis above the uppermost charge, (b) Show that your result reduces to the field of a point charge 3q for y >> a.
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Mastering Physics with Pearson eText -- ValuePack Access Card -- for Essential University Physics
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