Three identical metal spheres are mounted on insulating stands. Initially, Sphere A has a net charge of -0.8 nC and Spheres B and C are uncharged. Sphere A is touched to Sphere B and removed. Then Sphere A is touched to Sphere C and removed. How many excess electrons or protons are left on Sphere A? O 2.5x10º excess protons O 1.25x10º excess electrons O 6.25x10® excess electrons O 6.25x10³ excess protons 2.5x10° excess electrons Correct Answer: 1.25x10º excess electrons

Three identical metal spheres are mounted on insulating stands. Initially, Sphere A has a net charge of -0.8 nC and Spheres B and C are uncharged. Sphere A is touched to Sphere B and removed. Then Sphere A is touched to Sphere C and removed. How many excess electrons or protons are left on Sphere A? O 2.5x10º excess protons O 1.25x10º excess electrons O 6.25x10® excess electrons O 6.25x10³ excess protons 2.5x10° excess electrons Correct Answer: 1.25x10º excess electrons

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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