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Article #9028

Re: how to prove that sound is a wave ?

#9028
From: Eric Gisse
Date: Tue, 19 May 2009 11:12
69 lines
4260 bytes
On May 18, 12:15 pm, j...@specsol.spam.sux.com wrote:
> In sci.physics doug <x...@xx.com> wrote:
>
>
>
>
>
> > Jack Sprat wrote:
>
> >> RustyJames wrote:
>
> >>> On May 18, 9:36 am, doug <x...@xx.com> wrote:
>
> >>>> Jack Sprat wrote:
>
> >>>>> j...@specsol.spam.sux.com wrote:
>
> >>>>>> In sci.physics Jack Sprat <jack_sp...@invalid.uk> wrote:
>
> >>>>>>> Do you understand, at every level, how a transistor works? What
> >>>>>>> is this "hole" theory then? A form of transmission using
> >>>>>>> nothingness? Why would two materials conduct electricity in one
> >>>>>>> direction, but not the other, based on how they are joined?
> >>>>>>> Sounds pretty magical, no?
>
> >>>>>> Not hardly; all those semiconductor physics classes made perfect
> >>>>>> sense and things worked like the theory said in the lab.
>
> >>>>> Where? In trade school? Yes! Just as I thought.
>
> >>>> Jack is mistaking his ignorance and lack of education for others.
> >>>> Those of us who have studied physics understand this but Jack is
> >>>> enjoying his ignorance while hoping others have the same lack.- Hide
> >>>> quoted text -
>
> >>>> - Show quoted text -
>
> >>> EM radiation in a vacuum always travels at the speed of light,
> >>> relative to the observer, regardless of the observer's velocity.
>
> >> Do you think "doug" can actually get this far with his
> >> trade school understanding of physics?
>
> > Since jack has nothing to contribute, he decides to make a silly
> > statement based on his ignorance of science as well as my
> > education. Unlike jack, I have a PhD in physics.
>
> Sounds more like sour grapes.
>
> When I went to school, semiconductor physics were 3rd year courses,
> mostly attended by EE's looking to get into semi design.

4th year here. I found the semiconductor physics course to be
interesting, though the reading material was....rather dry. Kittel
deserves some kind of award for giving the least interesting
presentation of a most interesting subject.

>
> Jack obviously never got that far in school.

Anyone who thinks semiconductor technology or the explanations
surrounding it are "magic" obviously didn't even make it past the 2nd
year weed-out courses like mechanics or E&M.

>
> --
> Jim Pennino
>
> Remove .spam.sux to reply.
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From: Eric Gisse <jowr.pi@gmail.com>
Newsgroups: sci.physics,rec.org.mensa,cam.misc,sci.physics.relativity
Subject: Re: how to prove that sound is a wave ?
Date: Tue, 19 May 2009 04:12:09 -0700 (PDT)
Organization: http://groups.google.com
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