A12. Magnetic Properties (6 marks)
The magnetic flux density within a bar of some material is 0.630 T under an applied H field of 5 x 10^5 A/m. Compute the following for this material:
(a) the magnetic permeability. (2 marks)
(b) the magnetic susceptibility. (2 marks)
(c) What type(s) of magnetism would you suggest is (are) being displayed by this material? Why? (2 marks)