37. Vire B Figure 9 Figure 9 shows a horizontal length of current- carrying copper wire, placed in the plane of the paper; containing a uniform magnetic field such that the wire is perpendicular to the field. If the current flowing through the wire is 28 A and the mass per unit length of wire is 46.6 g m²', then, The current-carrying wire can be made to float in the magnetic field, as shown on figure 8 The magnitude of the minimum magnetic field needed to suspend the wire is 1.6 x 10² T The direction of the field needs to be reversed for the wire to float or be suspended. 1 3

37. Vire B Figure 9 Figure 9 shows a horizontal length of current- carrying copper wire, placed in the plane of the paper; containing a uniform magnetic field such that the wire is perpendicular to the field. If the current flowing through the wire is 28 A and the mass per unit length of wire is 46.6 g m²', then, The current-carrying wire can be made to float in the magnetic field, as shown on figure 8 The magnitude of the minimum magnetic field needed to suspend the wire is 1.6 x 10² T The direction of the field needs to be reversed for the wire to float or be suspended. 1 3

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 12.4CYU: 12.4 Check Your Understanding Two wires, both carrying current out of the page, have a current of...

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