The figure shows a cross section of three parallel wires each carrying a current of 34.5 A. 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 R А В a. 95.22 mN O b. 285.66 mN O c. 2.76 mN O d. 0.00 N

The figure shows a cross section of three parallel wires each carrying a current of 34.5 A. 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 R А В a. 95.22 mN O b. 285.66 mN O c. 2.76 mN O d. 0.00 N

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter30: Sources Of The Magnetic Field

Section: Chapter Questions

Problem 30.4CQ: A hollow copper tube carries a current along its length. Why is B = 0 inside the tube? Is B nonzero...

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