Two point charges Q, = +4.40 nC and Q, = -1.40 nC are separated by 45.0 cm. (a) What is the electric potential at a point midway between the charges? V (b) What is the potential energy of the pair of charges? What is the significance of the algebraic sign of your answer? O Negative work must be done to separate the charges. O Positive work must be done to separate the charges.

Two point charges Q, = +4.40 nC and Q, = -1.40 nC are separated by 45.0 cm. (a) What is the electric potential at a point midway between the charges? V (b) What is the potential energy of the pair of charges? What is the significance of the algebraic sign of your answer? O Negative work must be done to separate the charges. O Positive work must be done to separate the charges.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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