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Back to 18.3 Coulomb’s Law

18.3 Exercise 18

Avg difficulty 2.5

(a) By what factor must you change the distance between two point charges to change the force between them by a factor of 10? (b) Explain how the distance can either increase or decrease by this factor and still cause a factor of 10 change in the force.

OpenStax College Physics 2e, 18.3 Coulomb’s Law, exercise 18

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Adapted from College Physics © 2022 Rice University. Licensed under CC BY 4.0. Sources: College Physics 2e, College Physics for AP® Courses 2e. Imported at revision f98d7a7.