A charge Q equal to +25µC is placed at the point (x,y)=(-1.0m, 2.0m) as shown. A charge Q, equal to -32µC is placed at the origin. (a) Determine the electric potential at the point, A with coordinates (x, y) = (2.0m, 3.0m), assuming the potential is zero at infinity. (b) How much work is required to bring in a charge of –12µC from infinitely far away and place it at point A? Explain why the sign of your value for the work is correct. Include units with each answer.

A charge Q equal to +25µC is placed at the point (x,y)=(-1.0m, 2.0m) as shown. A charge Q, equal to -32µC is placed at the origin. (a) Determine the electric potential at the point, A with coordinates (x, y) = (2.0m, 3.0m), assuming the potential is zero at infinity. (b) How much work is required to bring in a charge of –12µC from infinitely far away and place it at point A? Explain why the sign of your value for the work is correct. Include units with each answer.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter20: Electric Potential And Capacitance

Section: Chapter Questions

Problem 17P: Two particles each with charge +2.00 C are located on the x axis. One is at x = 1.00 m, and the...

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Check Your Understanding What is the potential energy of Q relative to the zero reference at infinity at r2 in the above example?