Jessem: I was wondering if the LT can be used to determine how the laws of physics change between two accelerating frames, accelerating at the same rate but moving in opposite directions. AG
On Wednesday, November 16, 2022 at 7:58:31 AM UTC-7 jessem wrote: > That doesn't address my specific question about whether you define the > "predictions of SR" in terms of the same specific equations that work in > inertial frames, like the time dilation equation delta-tau = delta-t * > sqrt(1 - v^2/c^2), or whether you would define the predictions of SR in > terms of new equations for the non-inertial frame (which could be obtained > by applying a coordinate transformation that maps the coordinates of an > inertial frame to those of the non-inertial frame). > > On Wed, Nov 16, 2022 at 5:18 AM Alan Grayson <[email protected]> wrote: > >> And when I used the word "true", I just meant that no observations exist >> which contradict the predictions of SR. AG >> >> On Tuesday, November 15, 2022 at 11:09:25 PM UTC-7 Alan Grayson wrote: >> >>> >>> I just mean, if both frames are accelerating at the same rate, will the >>> v in the LT, be the instantaneous relative velocity? AG >>> On Tuesday, November 15, 2022 at 11:05:42 PM UTC-7 Alan Grayson wrote: >>> >>>> Specifically, will the time dilation of a clock in an accelerating >>>> frame, be the same as a clock as measured for a clock in a the observer's >>>> accelerating frame, where v in the LT is the instantaneous velocity of the >>>> clock in the observer's frame at every time t in the observer's frame? >>> >>> >>>> >>>> On Tuesday, November 15, 2022 at 10:54:06 PM UTC-7 Alan Grayson wrote: >>>> >>>>> By "valid", I mean "true". IOW, is SR limited to non-accelerating >>>>> frames? If the frames are accelerating, will the LT still hold for >>>>> relating >>>>> the laws of physics between those frames? AG >>>>> On Tuesday, November 15, 2022 at 9:58:27 PM UTC-7 jessem wrote: >>>>> >>>>>> It depends what you mean by "valid". Certainly all the physical laws >>>>>> of relativity such as time dilation can be expressed in a non-inertial >>>>>> coordinate system, like Rindler coordinates. But the equations >>>>>> expressing >>>>>> these laws will not be the same in non-inertial coordinate systems, for >>>>>> example you can no longer assume that a clock moving at constant >>>>>> coordinate >>>>>> velocity for a coordinate time interval of delta-t will elapse a proper >>>>>> time of delta-tau = delta-t * sqrt(1 - v^2/c^2). >>>>>> >>>>>> On Tue, Nov 15, 2022 at 9:50 PM Alan Grayson <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Wormholes have nothing to do with my question. Please answer the >>>>>>> question defining this thread. TY. >>>>>>> >>>>>>> On Tuesday, November 15, 2022 at 1:00:50 PM UTC-7 [email protected] >>>>>>> wrote: >>>>>>> >>>>>>>> A stable wormhole requires threading by negative energy density. >>>>>>>> Since no such negative energy field is know and it's existence would >>>>>>>> imperil the stability of matter, its existence seems highly unlikely. >>>>>>>> >>>>>>>> Brent >>>>>>>> >>>>>>>> >>>>>>>> On 11/15/2022 11:17 AM, spudboy100 via Everything List wrote: >>>>>>>> >>>>>>>> Me: Forget acronyms, or even Einstein's gravitic Reference Frame >>>>>>>> dragging (His movie reel analogy), Instead ask yourselves are these >>>>>>>> physicists correct in proposing that some black holes are wormholes? >>>>>>>> >>>>>>>> Objects We Thought Were Black Holes May Actually Be Wormholes, >>>>>>>> Scientists Say (futurism.com) >>>>>>>> <https://futurism.com/objects-black-holes-wormholes> >>>>>>>> >>>>>>>> For this science fiction boy, I say interesting and maybe, hopeful? >>>>>>>> Let the hard science Bohr flavor of quantum mechanics and relativity >>>>>>>> yield >>>>>>>> for in objection, how this is fictional, improbable, and crapola? For >>>>>>>> reference frames, I know Einstein locked this in with time, which he >>>>>>>> discussed with Michele Besso (remember the letter to Beso's family?) >>>>>>>> but >>>>>>>> otherwise, how valuable to astronomers and physicists is ref frame >>>>>>>> dragging >>>>>>>> and all that? Does it predict do you think? >>>>>>>> >>>>>>>> The validity of a science is its ability to predict-Vanevar Bush. >>>>>>>> >>>>>>>> >>>>>>>> -----Original Message----- >>>>>>>> From: Alan Grayson <[email protected]> >>>>>>>> To: Everything List <[email protected]> >>>>>>>> Sent: Tue, Nov 15, 2022 1:30 pm >>>>>>>> Subject: Re: Is Special Relativity valid for accelerating frames of >>>>>>>> reference? TY. >>>>>>>> >>>>>>>> RA. >>>>>>>> >>>>>>>> On Tuesday, November 15, 2022 at 6:19:02 AM UTC-7 >>>>>>>> [email protected] wrote: >>>>>>>> >>>>>>>> On Tue, Nov 15, 2022 at 6:38 AM Alan Grayson <[email protected]> >>>>>>>> wrote: >>>>>>>> >>>>>>>> >>>>>>>> *> IHA = ?* >>>>>>>> >>>>>>>> >>>>>>>> I Hate Acronyms. >>>>>>>> >>>>>>>> John K Clark See what's on my new list at Extropolis >>>>>>>> <https://groups.google.com/g/extropolis> >>>>>>>> 8gfk >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups "Everything List" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send an email to [email protected]. >>>>>>>> To view this discussion on the web visit >>>>>>>> >>>>>>>> https://groups.google.com/d/msgid/everything-list/a67cbbac-69e0-40a9-8ee2-8e0caeb344d5n%40googlegroups.com >>>>>>>> >>>>>>>> <https://groups.google.com/d/msgid/everything-list/a67cbbac-69e0-40a9-8ee2-8e0caeb344d5n%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>>> >>>>>>>> . >>>>>>>> -- >>>>>>>> You received this message because you are subscribed to the Google >>>>>>>> Groups "Everything List" group. >>>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>>> send an email to [email protected]. >>>>>>>> >>>>>>>> To view this discussion on the web visit >>>>>>>> https://groups.google.com/d/msgid/everything-list/2142008288.338975.1668539879975%40mail.yahoo.com >>>>>>>> >>>>>>>> <https://groups.google.com/d/msgid/everything-list/2142008288.338975.1668539879975%40mail.yahoo.com?utm_medium=email&utm_source=footer> >>>>>>>> . >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "Everything List" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to [email protected]. >>>>>>> >>>>>> To view this discussion on the web visit >>>>>>> https://groups.google.com/d/msgid/everything-list/527ac7d6-ada8-422f-b93f-df5b974da65fn%40googlegroups.com >>>>>>> >>>>>>> <https://groups.google.com/d/msgid/everything-list/527ac7d6-ada8-422f-b93f-df5b974da65fn%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> >>>>>> -- >> You received this message because you are subscribed to the Google Groups >> "Everything List" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/everything-list/e1136ae4-4886-4cdb-aaa3-ca1e47a1b08fn%40googlegroups.com >> >> <https://groups.google.com/d/msgid/everything-list/e1136ae4-4886-4cdb-aaa3-ca1e47a1b08fn%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "Everything List" group. 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