Invisible <voi### [at] devnull> wrote:
> Stephen wrote:
> > Invisible <voi### [at] devnull> wrote:
> >
> >> * Electricity does not, under any remotely "normal" conditions, produce
> >> light or affect it in any way. (E.g., you can't bend light using
> >> electricity.) The same goes for magnetism.
> >
> > I thought lightning was normal at least in a storm.
>
> Oh, sure, if you make stuff hot it will give off light. (And other
> frequencies, for that matter.) But you don't need to use electricity to
> make things hot; you can use *anything* to make it hot, and it will
> glow. So it's not really an electrical effect.
>
> >> (I still can't figure out why you can use an oscilator to make radio
> >> waves, but not light rays...)
> >
> > If you oscillate something fast enough it will heat up and emit light.
>
> More to the point, presumably if you shine a light on some kind of
> conductor, it will induce a current... (And yet nobody has found a way
> to use this to convert sunlight to electricity yet. They all rely on
> obscure chemical and physical properties to try to do the job.)


than I. I thought that you could not separate electricity and magnetism. Also
Light is part of the Electro magnetic spectrum and to my simple mind that
implies some sort of relationship.

Stephen

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