Path: csiph.com!aioe.org!news.mixmin.net!newsreader4.netcologne.de!news.netcologne.de!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Sylvia Else Newsgroups: sci.physics.relativity Subject: Re: Two stupid questions for relativistic morons Date: Mon, 13 Jul 2015 10:10:52 +1000 Lines: 54 Message-ID: References: <34fcd182-85a7-4247-9ee7-26a389bbcd12@googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-Trace: individual.net JmGymEmZ1zPswUkIcvsdPwMPRoZlBABDQB8TQZ1DEw5BL+k1eP Cancel-Lock: sha1:P43OdpO0AJmIHaca1u2hKl2Phw8= User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 In-Reply-To: Xref: aioe.org sci.physics.relativity:356915 On 12/07/2015 10:44 PM, Maciej Woźniak wrote: > > > Użytkownik "Sylvia Else" napisał w wiadomości grup > dyskusyjnych:d0f2nkFt57hU1@mid.individual.net... > > On 12/07/2015 9:13 PM, Maciej Woźniak wrote: >> >> >> Użytkownik "Sylvia Else" napisał w wiadomości grup >> dyskusyjnych:d0ertcFrebkU1@mid.individual.net... >> >> >> |I create two accurate clocks that are immune to environmental effects. >> |They stay synchronised when next to each other on the ground. I launch >> |one into a circular equatorial orbit. I keep the other on the ground at >> |the equator. I then contrive to view the clock in orbit through at >> |telescope each time it passes directly overhead. >> |There is obviously some delay due to the time the light takes to get >> |from the clock in orbit down to me, but I can cancel that out by >> |considering only the difference between successive readings on the >> clock. >> |So, what will I see? >> |a) The readings on the clock in orbit advance at the same rate as the >> |readings on the clock here on Earth. >> |b) The readings on the clock in orbit advance faster. >> |c) The readings on the clock in orbit advance slower. >> >> According to relativity, You will see a,b or c depending on >> alitude. AFAIR. > > |And according to your theory? > > According to my theory, it depends on theory. What does that mean? > > >> But real question is - how are You going to determine they >> are immune? You can't do it. > > |It's a thought experiment. If I say they're immune, then they are. > > Exactly. That simply means - every answer is possible. It's a constraint, so it reduces the possible answers. In the particular instance, its purpose is to avoid the possibility that just being in space affects the clock. You do seem to be avoiding the issue, suggesting that you know very well that your position is untenable. Sylvia.