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Groups > sci.physics.relativity > #614903

Re: A light clock that works.

From Sylvia Else <sylvia@email.invalid>
Newsgroups sci.physics.relativity
Subject Re: A light clock that works.
Date 2023-07-10 22:11 +1000
Message-ID <kh2aruF323qU1@mid.individual.net> (permalink)
References <e242a962-299e-472b-b1af-9cd2a682441cn@googlegroups.com>

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On 10-July-23 3:56 am, Laurence Clark Crossen wrote:
> Design of a light clock that works on a spaceship traveling at near the speed of light:
> Orient a light clock horizontally like the beam in the MMX directed in the direction of Earth's orbital motion.
> The beam going out to the mirror is in the direction of the spaceship's motion.
> That beam covers a longer distance since that mirror is moving away
> On the return trip, it covers a shorter distance because the other side of the clock is moving towards it.
> Result: The clock functions at the same rate as when stationary.
> Further: This works whether light shares the velocity of the source or not.
> Question: Why did Einstein choose a clock that doesn't work when an available one does?

Care to expand on that using algebra, rather than hand-waving?

Sylvia.

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Thread

A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-09 10:56 -0700
  Re: A light clock that works. "mitchr...@gmail.com" <mitchrae3323@gmail.com> - 2023-07-09 11:11 -0700
    Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-09 12:02 -0700
  Re: A light clock that works. Bill <davos2329@gmail.com> - 2023-07-09 11:21 -0700
    Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-09 12:04 -0700
      Re: A light clock that works. Bill <davos2329@gmail.com> - 2023-07-09 12:29 -0700
        Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-09 12:39 -0700
          Re: A light clock that works. Bill <davos2329@gmail.com> - 2023-07-09 13:53 -0700
            Re: A light clock that works. whodat <whodaat@void.nowgre.com> - 2023-07-09 16:13 -0500
  Re: A light clock that works. nospam@de-ster.demon.nl (J. J. Lodder) - 2023-07-09 22:54 +0200
    Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-09 15:06 -0700
      Re: A light clock that works. Bill <davos2329@gmail.com> - 2023-07-09 16:25 -0700
      Re: A light clock that works. whodat <whodaat@void.nowgre.com> - 2023-07-09 21:08 -0500
        Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-10 09:32 -0700
          Re: A light clock that works. Bill <davos2329@gmail.com> - 2023-07-10 11:49 -0700
          Re: A light clock that works. Bill <davos2329@gmail.com> - 2023-07-10 11:53 -0700
          Re: A light clock that works. whodat <whodaat@void.nowgre.com> - 2023-07-10 14:16 -0500
  Re: A light clock that works. Mikko <mikko.levanto@iki.fi> - 2023-07-10 11:13 +0300
    Re: A light clock that works. Maciej Wozniak <maluwozniak@gmail.com> - 2023-07-10 01:42 -0700
  Re: A light clock that works. Sylvia Else <sylvia@email.invalid> - 2023-07-10 22:11 +1000
    Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-10 06:12 -0700
      Re: A light clock that works. Sylvia Else <sylvia@email.invalid> - 2023-07-10 23:22 +1000
        Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-10 06:58 -0700
          Re: A light clock that works. Sylvia Else <sylvia@email.invalid> - 2023-07-11 00:09 +1000
            Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-10 07:11 -0700
            Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-10 07:22 -0700
              Re: A light clock that works. Richard Hachel <r.hachel@frite.fr> - 2023-07-10 14:32 +0000
                Re: A light clock that works. Athel Cornish-Bowden <athel.cb@gmail.com> - 2023-07-10 16:56 +0200
                Re: A light clock that works. Jhon-Jhairo Papadopulos <drao@ohuholsj.jo> - 2023-07-10 17:28 +0000
                Re: A light clock that works. Pablo Sfakianos <lsop@saikfiof.sn> - 2023-07-10 19:45 +0000
            Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-10 08:19 -0700
              Re: A light clock that works. Sylvia Else <sylvia@email.invalid> - 2023-07-11 11:23 +1000
                Re: A light clock that works. whodat <whodaat@void.nowgre.com> - 2023-07-10 20:54 -0500
        Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-10 07:10 -0700
  Re: A light clock that works. wugi <wugi@brol.invalid> - 2023-07-10 21:52 +0200
    Re: A light clock that works. Laurence Clark Crossen <l.c.crossen@hotmail.com> - 2023-07-11 10:56 -0700
      Re: A light clock that works. Richard Hachel <r.hachel@frite.fr> - 2023-07-11 18:17 +0000
      Re: A light clock that works. Tom Roberts <tjoberts137@sbcglobal.net> - 2023-07-11 13:22 -0500
        Re: A light clock that works. Maciej Wozniak <maluwozniak@gmail.com> - 2023-07-11 13:02 -0700

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