Re: How to Measure OWLS Equal to c Experimentally.

From: Henri Wilson (H_at_..(Henri)
Date: 12/04/04


Date: Sat, 04 Dec 2004 22:14:49 GMT

On Sat, 4 Dec 2004 11:06:33 -0700, "N:dlzc D:aol T:com \(dlzc\)" <N: dlzc1
D:cox T:net@nospam.com> wrote:

>Dear Cadwgan Gedrych:
>
>"Cadwgan Gedrych" <cadwgan_gedrych@yahoo.com> wrote in message
>news:5e1797c9.0412040953.7df61788@posting.google.com...
>> ande452@attglobal.net wrote in message
>> news:<41AAB181.7A46@attglobal.net>...
>> -snip-
>>>
>>> Relativity never claims that you can measure OWLS
>>> unambiguously.
>>>
>>> John Anderson
>>
>> Hmmm ... what about SR's 2nd postulate?
>
>Not required, since the first postulate invokes Maxwell, and Maxwell
>provides OWLS = c.

wrt what?

Speed must always be defined as relative to something. You should know that by
now.

>
>> "2. Any ray of light moves in the "stationary"
>> system of coordinates with the determined
>> velocity c, whether the ray be emitted by a
>> stationary or by a moving body. Hence
>>
>> velocity = light path/time interval
>>
>> where time interval is to be taken in the sense
>> of the definition in Section 1."
>>
>> A coordinate system indicates measurement - a one-way
>> measurement of the speed of light relative to any standard
>> inertial reference frame.
>
>... and a physical impossibility to measure.
>
>> Doesn't SR depend upon one-way isotropy/invariance?
>
>No, since it is not physically possible to get "one way" in this Universe.

Sorry, It is easy to compare different one-way light speeds.

>
>David A. Smith
>

HW.

www.users.bigpond.com/hewn/index.htm



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