A power cord for an appliance contains two parallel wires (separated by an insulator) that carry equal currents in opposite directions. Consider the force exerted on the cord by Earth's magnetic field. Suppose the cord is horizontal and oriented in an East-West direction, and Earth's magnetic field points toward the north at an angle of 30 degrees below horizontal. The net magnetic force on the cord would be... Select one: a. ... directed horizontally toward the north cross out b. .. directed vertically downward (toward the ground) cross out c. ... directed vertically upward (away from the ground) cross out d. ... directed toward the south, at an angle 60 degrees below horizontal cross out cross out e. Zero f. ... directed horizontally toward the south cross out
A power cord for an appliance contains two parallel wires (separated by an insulator) that carry equal currents in opposite directions. Consider the force exerted on the cord by Earth's magnetic field. Suppose the cord is horizontal and oriented in an East-West direction, and Earth's magnetic field points toward the north at an angle of 30 degrees below horizontal. The net magnetic force on the cord would be... Select one: a. ... directed horizontally toward the north cross out b. .. directed vertically downward (toward the ground) cross out c. ... directed vertically upward (away from the ground) cross out d. ... directed toward the south, at an angle 60 degrees below horizontal cross out cross out e. Zero f. ... directed horizontally toward the south cross out
College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter19: Magnetism
Section: Chapter Questions
Problem 52P
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