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Article #587Re: VARIABLE SPEED OF LIGHT: FUNDAMENTAL THEOREMS
From: Sue...
Date: Thu, 29 Apr 2010 16:36
Date: Thu, 29 Apr 2010 16:36
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2803 bytes
On Apr 29, 3:25 am, bill <cosmo...@optusnet.com.au> wrote: > On Apr 27, 2:28 pm, Pentcho Valev <pva...@yahoo.com> wrote: > > >http://www.physlink.com/Education/AskExperts/ae13.cfm > > Indeed, this is exactly how Einstein did the calculation > > in: 'On the Influence of Gravitation on the Propagation of Light,' > > Annalen der Physik, 35, 1911. which predated the full formal > > development of general relativity by about four years. This paper is > > widely available in English. You can find a copy beginning on page 99 > > of the Dover book 'The Principle of Relativity.' You will find in > > section 3 of that paper, Einstein's derivation of the (variable) speed > > of light in a gravitational potential, eqn (3). The result is, > > c' = c0 ( 1 + V / c^2 ) > > where V is the gravitational potential relative to the point where the > > speed of light c0 is measured." > > > Pentcho Valev > > pva...@yahoo.com > > I have regrettably misplaced my copy of Muller's book 'The Principle > of Relativity'(?) wherein he also provided an equation which allowed > the reader to determine the various speeds of a beam of light at > different altitudes. > > Could his equation have been identical to the above? I assume so. "On the Interpretation of the Redshift in a Static Gravitational Field" Authors: L.B. Okun http://arxiv.org/abs/physics/9907017 Sue...
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X-Google-Thread: 237b8ad48,eedd9a86f7e317b1 X-Google-Attributes: gid237b8ad48,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII Path: arc1-ca.pugleaf.net!g2news2.google.com!postnews.google.com!o14g2000yqb.googlegroups.com!not-for-mail From: "Sue..." <suzysewnshow@yahoo.com.au> Newsgroups: sci.physics.relativity,sci.physics,fr.sci.physique,fr.sci.astrophysique Subject: Re: VARIABLE SPEED OF LIGHT: FUNDAMENTAL THEOREMS Date: Thu, 29 Apr 2010 09:36:21 -0700 (PDT) Organization: http://groups.google.com Lines: 32 Message-ID: <61da3546-da2a-40a3-8c0f-2a3695ae8dc0@o14g2000yqb.googlegroups.com> References: <483a4d42-81e7-4ee2-9531-7bd30c67301d@12g2000yqi.googlegroups.com> <fbb59d84-a1e6-4c2f-b627-f11b7e5e4d21@k17g2000pro.googlegroups.com> NNTP-Posting-Host: 67.77.224.228 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: posting.google.com 1272558981 19599 127.0.0.1 (29 Apr 2010 16:36:21 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Thu, 29 Apr 2010 16:36:21 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: o14g2000yqb.googlegroups.com; posting-host=67.77.224.228; posting-account=wigfZgkAAACDgITarXffzxJygX81YRSs User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.9) Gecko/20100330 Fedora/3.5.9-2.fc12 Firefox/3.5.9,gzip(gfe)