3. A ring torus exists with total static charge Q and rotates along the symmetry axis at angular frequency w. The ring torus also has N turns with current / through each turn. The radius of each turn of the torus is r while the distance from the origin to the center of each turn is R. a. What is B at the origin and why? b. What is B at the center of the current loops of the torus at a distance R from the origin and why? What is B at a distance zo >> R along the symmetry axis and why? C.

3. A ring torus exists with total static charge Q and rotates along the symmetry axis at angular frequency w. The ring torus also has N turns with current / through each turn. The radius of each turn of the torus is r while the distance from the origin to the center of each turn is R. a. What is B at the origin and why? b. What is B at the center of the current loops of the torus at a distance R from the origin and why? What is B at a distance zo >> R along the symmetry axis and why? C.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter12: Sources Of Magnetic Fields

Section: Chapter Questions

Problem 80AP: The current density in the long, cylindrical wire shown in the accompanying figure varies with...

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