8. The electric charge (in Coulombs, C) in a spherical surface leak at a rate proportional to the amount present. The initial charge is 7C and 2/5 of it leaks off in 15 minutes. What is the percent charge at the surface after 1 hour? O 2.56 % O 97.44 % O 87.04 % O 12.96 %

8. The electric charge (in Coulombs, C) in a spherical surface leak at a rate proportional to the amount present. The initial charge is 7C and 2/5 of it leaks off in 15 minutes. What is the percent charge at the surface after 1 hour? O 2.56 % O 97.44 % O 87.04 % O 12.96 %

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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Question

8. The electric charge (in Coulombs, C) in a
spherical surface leak at a rate
proportional to the amount present. The
initial charge is 7C and 2/5 of it leaks off
in 15 minutes. What is the percent
charge at the surface after 1 hour?
2.56 %
97.44 %
87.04 %
12.96 %

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