Two long, parallel wires separated by 2.90 cm carry currents in opposite directions. The current in one wire is 1.30 A, and the current in the other is 3.45 A. (a) Find the magnitude of the force per unit length that one wire exerts on the other. N/m (b) Is the force attractive or repulsive? O attractive O repulsive

Two long, parallel wires separated by 2.90 cm carry currents in opposite directions. The current in one wire is 1.30 A, and the current in the other is 3.45 A. (a) Find the magnitude of the force per unit length that one wire exerts on the other. N/m (b) Is the force attractive or repulsive? O attractive O repulsive

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 83A

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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 separated by 2.90 cm carry currents in opposite directions. The current in one wire is 1.30 A, and the current in the other is 3.45 A.
(a) Find the magnitude of the force per unit length that one wire exerts on the other.
N/m
(b) Is the force attractive or repulsive?
O attractive
O repulsive

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