ne net force on a current loop in a uniform magnetic field is zero. The agnetic force on the voice coil of a loudspeaker is nonzero because e magnetic field at the coil is not uniform. A voice coil in a udspeaker has 54 turns of wire and a diameter of 1.30 cm , and the urrent in the coil is 0.950 A . Assume that the magnetic field at each bint of the coil has a constant magnitude of 0.220 T and is directed an angle of 60.0 ° outward from the normal to the plane of the coil ne figure (Figure 1)). Let the axis of the coil be in the y-direction. The urrent in the coil is in the direction shown (counterclockwise as ewed from a point above the coil on the y-axis). Part A Calculate ti Express y-
ne net force on a current loop in a uniform magnetic field is zero. The agnetic force on the voice coil of a loudspeaker is nonzero because e magnetic field at the coil is not uniform. A voice coil in a udspeaker has 54 turns of wire and a diameter of 1.30 cm , and the urrent in the coil is 0.950 A . Assume that the magnetic field at each bint of the coil has a constant magnitude of 0.220 T and is directed an angle of 60.0 ° outward from the normal to the plane of the coil ne figure (Figure 1)). Let the axis of the coil be in the y-direction. The urrent in the coil is in the direction shown (counterclockwise as ewed from a point above the coil on the y-axis). Part A Calculate ti Express y-
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter22: Magnetic Forces And Magnetic Fields
Section: Chapter Questions
Problem 51P
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