A sphere of radius a carries a uniform surface charge density sigma. The sphere is centered at the origin and rotates about the z-axis with constant angular velocity omega.
Calculate the magnetic moment of the sphere.© BrainMass Inc. brainmass.com December 15, 2022, 8:25 pm ad1c9bdddf
We will slice the sphere into thin loops that carry current , and have area . Since we know the magnetic momentum of the loop ...
The expert calculates the magnetic moments of the sphere.