A sphere of hard ferrite is magnetised uniformly to

PHYSICS · Multi-part · Fermi University Physics · Electricity, Magnetism & Electromagnetism · Magnetic materials · Magnetic materials

The Boundary-Value Problem, Ch Magnetisation, bound currents and H, completed

Problem

M = 4.5\times10^{5}\,\mathrm{A\,m^{-1}}

, with no free current anywhere and no external applied field. ((a)) Find

\mathbf{H}

inside the sphere. ((b)) Find

\mathbf{B}

inside the sphere. ((c)) State the direction of each relative to

\mathbf{M}