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Thanks to both John and Brian! Energy is a perspective from which I can
approach this and feel on more solid ground.
Peter Schoch
brian whatcott wrote:
>
> At 15:43 3/9/01 -0500, Peter Schoch wrote:
> >I have just had a student ask an intriguing question (at least to me).
> >Unfortunately, I have no idea how to answer him, so I'm asking for help.
> >
> >His question, cleaned up a bit, had to do with Lenz's Law for
> >Induction. He wanted to know if somehow it was tied to the idea in
> >thermodynamics that no "engine" could be 100% efficient. His reasoning
> >was that if The induced current wasn't in opposition to the inducing
> >flux, we could create a perpetual motion machine which would violate
> >entropy.
> >
> >Now, I have never linked these two concepts together before. At first
> >blush it seems reasonable, but I don't feel comfortable enough with
> >either concept to say it is "definitively" so.
> >
> >Any comments would be appreciated.
> >
> >Peter Schoch
> >SCCC
>