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Back to 22.10 Magnetic Force between Two Parallel Conductors

22.10 Exercise 13

Avg difficulty 2.5

An AC appliance cord has its hot and neutral wires separated by 3.00 mm and carries a 5.00-A current. (a) What is the average force per meter between the wires in the cord? (b) What is the maximum force per meter between the wires? (c) Are the forces attractive or repulsive? (d) Do appliance cords need any special design features to compensate for these forces?

OpenStax College Physics 2e, 22.10 Magnetic Force between Two Parallel Conductors, exercise 13

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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.