A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is carried by the loop, as shown. The magnitude of the magnetic moment of the loop is 0.75 Am². A uniform external magnetic field, B = 0.20 T in the positive x-direction, is present. Find the magnitude of the magnetic torque exerted on the loop. 0.20 m B0.20T A. 0.15 N· m B. 1.55 N · m C. 3.00 N · m D. 0.30 N· m

A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is carried by the loop, as shown. The magnitude of the magnetic moment of the loop is 0.75 Am². A uniform external magnetic field, B = 0.20 T in the positive x-direction, is present. Find the magnitude of the magnetic torque exerted on the loop. 0.20 m B0.20T A. 0.15 N· m B. 1.55 N · m C. 3.00 N · m D. 0.30 N· m

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter29: Direct Current (dc) Circuits

Section: Chapter Questions

Problem 75PQ

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