Two long parallel wires carry equal currents. The magnitude of the force between the wires is F. The current in each wire is now half. What is the magnitude of the new force between the two wires? 4F O F/4 O 2F O F/2

Two long parallel wires carry equal currents. The magnitude of the force between the wires is F. The current in each wire is now half. What is the magnitude of the new force between the two wires? 4F O F/4 O 2F O F/2

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 67A

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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

Two long parallel wires carry equal currents. The magnitude of the force between the
wires is F. The current in each wire is now half. What is the magnitude of the new
force between the two wires?
O 4F
O F/4
O 2F
O F/2

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