Maxwells equations General solution to equations is difficult because a propagating field induces currents in conducting materials which effect the propagating field Simplest solutions are for non-conducting media with constant permeability and susceptibility and absence of sources 04/08/02 12.540Lec1604/08/02 12.540 Lec 16 5 Maxwell’s equations • General solution to equations is difficult because a propagating field induces currents in conducting materials which effect the propagating field. • Simplest solutions are for non-conducting media with constant permeability and susceptibility and absence of sources