Re: Absolute Temperatures



Dear Lloyd Parker:

"Lloyd Parker" <lparker@xxxxxxxxx> wrote in message
news:drd6dh$sve$1@xxxxxxxxxxxxxxxxxxxx
> In article <kJdCf.15022$jR.1741@fed1read01>,
> "N:dlzc D:aol T:com \(dlzc\)" <N: dlzc1 D:cox
> T:net@xxxxxxxxxx> wrote:
>>Dear student:
>>
>>"student" <astilger@xxxxxxxxx> wrote in message
>>news:1138310355.023169.10360@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>>> In physical chemistry we learned about the absolute
>>> zero temperature scale where the P vs T data can
>>> be extrapolated to the limiting T value at which
>>> P --> 0 and is found to be -273 C (or 0 K). My
>>> question is if there can be an absolute 0
>>> temperature can there also be a temperature
>>> at which there is a maximum high T at the
>>> opposite end of the scale?
>>> Can we assume that P --> infinity that T --> infinty?
>>
>>That is a good question. A temperature correlates
>>to average "particle" velocity as the temperature
>>goes high enough, and this is limited to c...
>>
>>http://www.newton.dep.anl.gov/newton/askasci/1993/physics/PHY59.HTM
>>.... looks like "no".

> Except T is a measure of the average kinetic energy,
> or 1/2 m v^2.

Careful, that is Newtonaian... only good for v << c

> At c, an
> object would have infinite mass,

No, but a massive particle would have infinite energy.

> and thus infinte KE, and thus infinite T, it
> would seem.

Yes, I guess I answered my imagined question "is there a finite
upper temperature, as there is a finite lower temperature?" You
answered the question actually written. ;>)

David A. Smith


.



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