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Q2. A conducting sphere of radius R is maintained at a constant potential. a) What is the total amount of charge needed to maintain it at this potential. b) A point charge q is placed outside the sphere at a distance r from the center, what is the total charge on the sphere. c) Calculate the force of attraction between q and the sphere.

Q2. A conducting sphere of radius R is maintained at a constant potential. a) What is the total amount of charge needed to maintain it at this potential. b) A point charge q is placed outside the sphere at a distance r from the center, what is the total charge on the sphere. c) Calculate the force of attraction between q and the sphere.

College Physics
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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Q2. A conducting sphere of radius R is maintained at a constant potential. a) What is the total amount of charge needed to maintain it at this potential. b) A point charge q is placed outside the sphere at a distance r from the center, what is the total charge on the sphere. c) Calculate the force of attraction between q and the sphere. d) If a cavity is made in the sphere and another Q is inside the cavity, find the force on the charge q outside.
Transcribed Image Text:Q2. A conducting sphere of radius R is maintained at a constant potential. a) What is the total amount of charge needed to maintain it at this potential. b) A point charge q is placed outside the sphere at a distance r from the center, what is the total charge on the sphere. c) Calculate the force of attraction between q and the sphere. d) If a cavity is made in the sphere and another Q is inside the cavity, find the force on the charge q outside.
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