Re: SR Postulate on Speed of Light
- From: "Dirk Van de moortel" <dirkvandemoortel@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Fri, 20 May 2005 10:18:59 GMT
"Henri Wilson" <H@..> wrote in message news:6svq81d36rvjlh3mg25fs4riqvd9lkuode@xxxxxxxxxx
> On 19 May 2005 19:00:46 -0700, john_doe_ph_d@xxxxxxxxx wrote:
>
> >I am confused by the typical wording that one finds for the second
> >postulate of SR, namely that the speed of light is independent of the
> >motion of the source. The speed of any wave depends only on the medium,
> >so the motion of the source is not relevent. Consider a horn moving
> >through the air. It emits a sound wave. Once the wave leaves the horn,
> >its speed depends only on the properties of the air.
> >
> >Now it's true that for someone traveling with the horn, the speed of
> >the sound would be greater in the forward direction than the backward
> >direction, but this has more to do with the speed of the OBSERVER
> >(relative to the medium).
> >
> >I am more comfortable with an alternate statement of the second
> >postulate, namely that the speed of light is the same for all inertial
> >observers.
> >
> >Are these two formulations of the second postulate equivalent?
>
> Light is a particle (probably a rapidly rotating +/- charge pair) which
> self-propagates at 'c' wrt its source.
> In remote space, it has no other reference.
>
> c is a universal constant.
>
> If I flash a light pulse towards Andromeda, how could it possibly be moving at
> exactly c wrt every object in that galaxy?
>
> Einsteinian Relativity is plain BULL!!!
And so is logic!
http://users.pandora.be/vdmoortel/dirk/Physics/Fumbles/LogicBull.html
http://users.pandora.be/vdmoortel/dirk/Stuff/BULLfighter.jpg
Dirk Vdm
.
- References:
- SR Postulate on Speed of Light
- From: john_doe_ph_d
- SR Postulate on Speed of Light
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