A current of 30.0 mA is maintained in a single circular loop of 3.0o0 m circumference. A magnetic field of 0.850 T is directed parallel to the plane of the loop. (a) Calculate the magnetic moment of the loop. If you know the circumference of a circle, how do you find the area? mA• m2 (b) What is the magnitude of the torque exerted by the magnetic field on the loop? mN . m

A current of 30.0 mA is maintained in a single circular loop of 3.0o0 m circumference. A magnetic field of 0.850 T is directed parallel to the plane of the loop. (a) Calculate the magnetic moment of the loop. If you know the circumference of a circle, how do you find the area? mA• m2 (b) What is the magnitude of the torque exerted by the magnetic field on the loop? mN . m

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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As shown in the figure below, two long parallel wires (1 and 2) carry currents of I1 = 3.26 A and I2 = 4.75 A in the direction indicated. (a) Determine the magnitude and direction of the magnetic field at a point midway between the wires (d = 10.0 cm). magnitude µT direction ° counterclockwise from the +x-axis (b) Determine the magnitude and direction of the magnetic field at point P, located d = 10.0 cm above wire 1. magnitude µT direction ° counterclockwise from the +x-axis
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As shown in the figure below, two long parallel wires (1 and 2) carry currents of I₁ = 3.14 A and I₂ = 4.55 A in the direction indicated. d (a) Determine the magnitude and direction of the magnetic field at a point midway between the wires (d = 10.0 cm). magnitude μT direction counterclockwise from the +x-axis. ▸ (b) Determine the magnitude and direction of the magnetic field at point P, located d = 10.0 cm above wire 1. UT magnitude direction counterclockwise from the +x-axis