When two unlike charges are separated by a distance r = 1 m, the Coulomb force between these charges is F = 9 × 10-7 N. When the distance between these charges is changed, the new Coulomb force is reduced to F' = 9 × 10-ºN. What is the value of the new separation distance, r'= ? (k.=9 x 10° N.m2/C²) 91 F F 92 91 F' F' 92 r' = ? O 0.01 m O 100 m O 10 m O 1m O 0.1 m

When two unlike charges are separated by a distance r = 1 m, the Coulomb force between these charges is F = 9 × 10-7 N. When the distance between these charges is changed, the new Coulomb force is reduced to F' = 9 × 10-ºN. What is the value of the new separation distance, r'= ? (k.=9 x 10° N.m2/C²) 91 F F 92 91 F' F' 92 r' = ? O 0.01 m O 100 m O 10 m O 1m O 0.1 m

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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When two unlike charges are separated by a distancer=1 m, the Coulomb force between these
charges is F = 9 × 10-7 N. When the distance between these charges is changed, the new Coulomb
force is reduced to F' = 9 × 10-ºN. What is the value of the new separation distance, r'= ?
x 10° N.m²/C³)
(ke = 9
91 F
F 92
91
92
= ?
0.01 m
100 m
10 m
1 m
0.1 m

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