Path: ...!news.mixmin.net!proxad.net!feeder1-2.proxad.net!usenet-fr.net!pasdenom.info!from-devjntp Message-ID: JNTP-Route: nemoweb.net JNTP-DataType: Article Subject: Re: Why a time of the real world must be galilean References: <180f1778e64eec8d$354$1238888$c2365abb@news.newsdemon.com> <180f492784c71945$10$1234847$c2565adb@news.newsdemon.com> <180f679ba2214b38$30$1234847$c2565adb@news.newsdemon.com> <180fa0ddc9b0360f$31$1234847$c2565adb@news.newsdemon.com> <180fc4a84f1891a8$1162$1228337$c2265aab@news.newsdemon.com> Newsgroups: sci.physics.relativity JNTP-HashClient: CowiCGFrT_nylYNZkABCgFTaje8 JNTP-ThreadID: 180f1778e64eec8d$354$1238888$c2365abb@news.newsdemon.com JNTP-ReferenceUserID: 4@nemoweb.net JNTP-Uri: https://www.nemoweb.net/?DataID=zBxKaStM-Rn591lslDojmfFJ6og@jntp User-Agent: Nemo/1.0 JNTP-OriginServer: nemoweb.net Date: Tue, 10 Dec 24 19:50:31 +0000 Organization: Nemoweb JNTP-Browser: Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/115.0 Injection-Info: nemoweb.net; posting-host="0407bb36f28baf3782f66d28065baf1337db1425"; logging-data="2024-12-10T19:50:31Z/9136805"; posting-account="190@nemoweb.net"; mail-complaints-to="julien.arlandis@gmail.com" JNTP-ProtocolVersion: 0.21.1 JNTP-Server: PhpNemoServer/0.94.5 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-JNTP-JsonNewsGateway: 0.96 From: Python Bytes: 4364 Lines: 43 Le 10/12/2024 à 20:01, Richard Hachel a écrit : > Le 10/12/2024 à 19:04, Python a écrit : > >> How do you practically check your "t = t'" equations for clocks standing next to >> each other? Then for distant mutually at rest clocks with no gravity involved? > > There are things that can be solved with simple common sense, and others that > require minimal Cartesian thinking. > First a priori: the earth is flat, because it is MANIFEST that there is water in > the seas. If it were round, the water would fall on the sides, and there was no > water in the seas when God created the sky and the earth. Now, QED, there is water > in the seas, THEREFORE the earth is flat. > Second a priori (Ole Römer): "the speed of light is a limiting speed because > when we approach Jupiter we observe moons that rotate faster and faster, and the > opposite when we move away from it (which is true so far), THEREFORE (and here > comes a huge bias) the speed of light is a limiting speed, and Mr. Hachel, as the > Nostradamic prophecies specify, should not be believed when he contradicts me". > Now, we must introduce here Descartes' methodical doubt. There is certainly a > longitudinal Doppler effect, you would have to be really stupid not to notice it. > But one can doubt its origin: "Is it a classic Doppler effect, photons being small > things that go at a certain speed from here to there crossing a rigid and absolute > hyperplane of "present time"? which is the universal belief, or on the contrary > "small instantaneous transfers of energy in the hyperplane specific to the > receiver?". Who is lying? Who is telling the truth? > Römer or Hachel? > As for the equality t'=t, that does not mean much. > However, one should not doubt for long the fact that two clocks placed in the > same place and stationary between them mark the same time, and have the same > chronotropy, because apart from the fact that the watchmaker did his job badly, it > is difficult to see why one watch would differ from the other and why. > It is also not necessary to doubt that two watches far apart > but placed in the same inertial frame of reference will have different > chronotropies. > By on the other hand, one can doubt, without given proof, that two watches > placed in different places of the same stationary system RECIPROCALLY mark the > same time for the same event, and one can also doubt that two watches even close > to each other, beat at the same speed if they evolve in significant relativistic > displacement. > > R.H. Irrelevant, and idiotic, bunch of nonsense.