Nuno Souto <nsouto_at_optushome.com.au.nospam> wrote in message news:<3cce7669$0$15476$afc38c87_at_news.optusnet.com.au>...
> In article <f369a0eb.0204291019.28652e5e_at_posting.google.com>, you said
> (and I quote):
> >
> > I think I am going to disagree here. The speed of sound in air is 365m/s and
> > in solid (metal, earch, etc.) it's about an order of magnitude higher but I
> > don't remember the accurate figure (boy, how fast can one forget things
> > considering that I dedicated more than 2 years of my career in accoustics
> > research and many more in physics/engineering), and we know it doesn't take
> > that long for our digital data to travel to the other side of the world :)
>
> 'sOK. It's not transmitted only by wires to the other side of the world.
> There is a lot of radio and optical transmission involved and those do
> travel at near light speed in a vacuum. Go here:
> http://www-sci.lib.uci.edu/HSG/Ref.html
> and I'm sure somewhere in it there is the correct number. I have yet to
> find a science subject that can't be answered in this site. :-)
Good point. How could I forget Optics, another area where I spent a few years.
It's hard to find a good comparison without giving it much thought.
Received on Tue Apr 30 2002 - 09:27:40 CDT
