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Article #5517

Re: SR cannot determine Contraction

#5517
From: R. Josh iii
Date: Fri, 22 Feb 2008 10:12
58 lines
4570 bytes
Yanick Toutain wrote:
> On Feb 22, 7:36 am, Pentcho Valev <pva...@yahoo.com> wrote:
>> On Feb 22, 5:35 am, Tom Roberts <tjroberts...@sbcglobal.net> wrote in
>> sci.physics.relativity:
>>
>>> Peri of Pera wrote:
>>>> [... rephrasing of various aspects of my earlier statements]
>>> Yes.
>>>> The measurements of the coordinate points of a moving object by an
>>>> observer and applying the Lorentz contraction formula does not
>>>> constitute a valid measurement.
>>> Hmmm. Making a measurement of the length of a moving object in the usual
>>> way DOES constitute a valid measurement, and one obtains the "contracted
>>> value". The "usual way" means having pre-positioned assistants mark the
>>> endpoints of the moving object simultaneously in the observer's frame,
>>> and then measuring the distance between the marks using rulers at rest
>>> in the observer's frame.
>> Roberts Roberts you are still a freshman among hypnotists in Einstein
>> criminal cult and do not have the courage to give breathtaking
>> examples when explaining length contraction. Superior brothers replace
>> "marking the endpoints of the moving object simultaneously in the
>> observer's frame" with "closing both doors simultaneously" and so they
>> can trap a long train inside a short tunnel:
>>
>> http://www.youtube.com/watch?v=VSRIyDfo_mY&mode=related&search=
>>
>> and also a 80m long pole inside a 40m long barn:
>>
>> http://www.math.ucr.edu/home/baez/physics/Relativity/SR/barn_pole.html
>> "These are the props. You own a barn, 40m long, with automatic doors
>> at either end, that can be opened and closed simultaneously by a
>> switch. You also have a pole, 80m long, which of course won't fit in
>> the barn....So, as the pole passes through the barn, there is an
>> instant when it is completely within the barn. At that instant, you
>> close both doors simultaneously, with your switch. Of course, you open
>> them again pretty quickly, but at least momentarily you had the
>> contracted pole shut up in your barn."
>>
>> So Roberts Roberts, by trapping long things inside short things,
>> superior brothers are able to demonstrate the real grandeur of
>> Einstein's discoveries.
>>
>> Pentcho Valev
>> pva...@yahoo.com
> 
> Pentcho, avez vous lu ma page sur l'�quation qui prend la place de la
> transformation de Lorentz avec un temps absolu, des vitesses absolues
> et un d�lai de signal ?
> http://site.voila.fr/monsyte/de/SCIENCES/scphys/COURS/objectif/Cours_de_science_objective_Les_equations.htm
> 
> Could you translate for English readers ?
> Please
> YT

Les cr�tins entre eux, cuvent leur haine de la science et de la 
civilisation...

RJ
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Date: Fri, 22 Feb 2008 06:12:29 -0400
From: "R. Josh iii" <rjosh3@wanadoo.fr>
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Subject: Re: SR cannot determine Contraction
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