The heat can be used produce to steam which can turn an armature in the presence of the magnetic. From the point of view of the rotating armature the magnetic flux will vary so a electric current can be generated
Harry On Tue, Aug 13, 2013 at 8:50 PM, James Bowery <jabow...@gmail.com> wrote: > People keep saying "EMF" in the context of talking about a magnetic field. > Aside from the difference being generally crucial, the energy in a > magnetic field is unavailable if it is unchanging. > > >
