The figure shows a cross section of three parallel wires each carrying a current of 21.4 A. The currents in wires A and C are out of the paper, while that in wire B is into the paper. If the distance R = 5.0 mm, what is the magnitude of the force on a 4.0 m length of wire C? R A В O a. 109.91 mN O b. 45.80 mN O c. 1.71 mN O d. 36.64 mN О е. 0.00 N

The figure shows a cross section of three parallel wires each carrying a current of 21.4 A. The currents in wires A and C are out of the paper, while that in wire B is into the paper. If the distance R = 5.0 mm, what is the magnitude of the force on a 4.0 m length of wire C? R A В O a. 109.91 mN O b. 45.80 mN O c. 1.71 mN O d. 36.64 mN О е. 0.00 N

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter24: Magnetic Fields

Section: Chapter Questions

Problem 1STP

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