The wire carrying 325 A to the motor of a commuter train feels an attractive force per unit length of 3.50 x 10-3 N/m due to a parallel wire carrying 5.00 A to a headlight. (a) How far apart are the wires? m (b) Are the currents in the same direction? Yes O No

The wire carrying 325 A to the motor of a commuter train feels an attractive force per unit length of 3.50 x 10-3 N/m due to a parallel wire carrying 5.00 A to a headlight. (a) How far apart are the wires? m (b) Are the currents in the same direction? Yes O No

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter31: Gauss’s Law For Magnetism And Ampère’s Law

Section: Chapter Questions

Problem 66PQ

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Concept explainers

Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.

Question

The wire carrying 325 A to the motor of a commuter train feels an attractive force per unit length of 3.50 x 10-3 N/m due to a
parallel wire carrying 5.00 A to a headlight.
(a) How far apart are the wires?
m
(b) Are the currents in the same direction?
Yes
No

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