Article View: sci.physics.relativity
Article #5630Re: LEE SMOLIN AGAINST ISAAC NEWTON
From: Androcles
Date: Wed, 06 Feb 2008 21:36
Date: Wed, 06 Feb 2008 21:36
149 lines
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7935 bytes
<srp2inc@gmail.com> wrote in message news:4cec669b-7209-44ab-bfc8-ee056347995a@j78g2000hsd.googlegroups.com... On 6 f�v, 15:04, "Androcles" <Headmas...@Hogwarts.physics> wrote: > <srp2...@gmail.com> wrote in message > > news:6ba03bd0-12cf-4b68-a7e7-0b84a3e036c6@i12g2000prf.googlegroups.com... > On 6 f�v, 12:15, "Androcles" <Headmas...@Hogwarts.physics> wrote: > > > > > <srp2...@gmail.com> wrote in message > > >news:9e602017-6b46-4986-8dc3-352c0109f267@e6g2000prf.googlegroups.com... > > On 6 f�v, 11:48, "Androcles" <Headmas...@Hogwarts.physics> wrote: > > > > <srp2...@gmail.com> wrote in message > > > >news:4695358e-db97-4485-94b4-06f417a451d4@i7g2000prf.googlegroups.com... > > > On 6 f�v, 02:34, Pentcho Valev <pva...@yahoo.com> wrote: > > > > >http://philipball.blogspot.com/2007/09/arthur-eddington-was-innocent-... > > > > "With the technology then available, measuring the bending of > > > > starlight was very challenging. And contrary to popular belief, > > > > Newtonian physics did not predict that light would remain > > > > undeflected > > > > - Einstein himself pointed out in 1911 that Newtonian gravity should > > > > cause some deviation too. So the matter was not that of an all-or- > > > > nothing shift in stars' positions, but hinged on the exact numbers." > > > > | Right. > > > > | Classical Newtonian mechanics predicts that light will bend with > > > | twice the angle observed. > > > > How? > > > | Lapsus. Its the reverse. > > > | I meant to write half the angle observed. and for corrected > > | relativistic > > | Newtonian, the angle is twice that of classical Newtonian, as is > > | observed. > > > Ok, but my real question is how does classical Newtonian mechanics > > prophesy that light will bend at all? It does, I'm wondering if you, > > Eddington or Einstein knows how. > > | They certainly did since Einstein did the calculation himself. > | And I do too. > > | Explained summarily, to proceed, for the requirements of > | calculation he converted the energy of a photon to its > | equivalent mass (m=E/c^2) and proceeded to calculate > | the deflection of theoretical "masses" for visible light > | photons as they grazed the Sun mass. > > | This gave half the deflection angle that was later observed. > > | His calculations are in a paper from 1911 titled > | "�ber den Einflu� der Schwerkraft auf die Ausbreitung > | des Lichter" > > | He later 1915 corrected the figures and obtained the > | right deflection (twice that of classical Newtonian). > > | However, the same correct deflection angle can easily > | be obtained from upgraded relativistic Newtonian, > | something that has never been documented, since the > | 1919 Eddington et al. observation was specifically > | meant to prove the superiority of GR over classical > | mechanics. > > | Just like the community never considered confirming > | atomic clock speeding up with altitude with parallel > | mechanical clocks experiments. > > | They were not looking for the truth, but to prove > | a point. > > Androcles' third law: > For every photon there is an equal and opposite rephoton. > http://www.androcles01.pwp.blueyonder.co.uk/rephoton.gif > (from Newton's third law and Huygens's wave superposition, > photons have direction and come in pairs) | My view is de Broglie's on photons. I see them as complex | standing harmonic oscillators in motion, with only half | their energy oscillating electromagnetically. The other | half is is oriented in the direction of motion and is | thus impervious to transverse force interaction. Whilst I concur with "harmonic oscillators in motion" http://www.androcles01.pwp.blueyonder.co.uk/AC/AC.gif http://www.androcles01.pwp.blueyonder.co.uk/AC/Photon.gif http://www.androcles01.pwp.blueyonder.co.uk/photon.gif inasmuch as a spinning bullet has energy in the spin and energy of forward motion, I cannot agree to the ratio 1/2. If one travels alongside the spinning bullet then it has no energy of forward motion (which is necessarily relative) but retains its energy of spin. > The equivalent mass of a photon is m = 2E/c^2, Yes. Obvious and perfectly explained by relativistic Newtonian. > from which one might surmise the gravitational deflection, > should one know the energy. | Since it invariantly amounts to half the full quantum, | we always know the energy that maintains the velocity. BUT!.... An object falling in a gravitational field accelerates alongside an object with the same mass or twice that mass. A photon of mass 2 will curve exactly the same as a photon of mass 1. Therefore the mass or (mass equivalent) is irrelevant. > However, > http://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/fw/gifs/coriolis.mov > Riding the Earth, you, Eddington and Einstein (who didn't bother > to look anyway, the only one that did is Eddington who obtained ONE > suitable photograph) are observers on the roundabout. The light has > to curve. From simple trigonometry, the deflection has to be ~v/c. | This does not take into account that the permanent half-half | equilibrium of the photons energy (directed half plus oscillating | inert half) continuously takes up the slack so that v can equal no | other velocity than c. You've misunderstood, v is the velocity of the Earth at right-angles to the direction of the light and is approximately 0.0001c. sin(v/c) ~= v/c for small angles. This has nothing to do with the intrinsic oscillation, it is strictly the Coriolis effect. | Any energy added adds to both halves and any energy expended | subtracts from both halves. | This is what the de Broglie photon structure reveals. > A star in the direction of the Earth's travel will show no aberration, > a star at right angles will show maximum aberration. The observed > star close to the sun has to be identified in daylight and there is > further curvature as a result of refraction in Earth's atmosphere. | Agreed. Andr� Michaud
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X-Google-Thread: 10f545,89f2be10e566fb3e X-Google-Thread: 10b271,89f2be10e566fb3e X-Google-Thread: fa4c1,89f2be10e566fb3e X-Google-Thread: 1139f8,89f2be10e566fb3e X-Google-Thread: f55d3,89f2be10e566fb3e X-Google-Attributes: gid10f545,gid10b271,gidfa4c1,gid1139f8,gidf55d3,public,usenet X-Google-Language: ENGLISH,ASCII Path: arc1-ca.pugleaf.net!g2news1.google.com!news3.google.com!feeder1-2.proxad.net!proxad.net!feeder1-1.proxad.net!194.117.148.138.MISMATCH!pe2.news.blueyonder.co.uk!blueyonder!pe1.news.blueyonder.co.uk!blueyonder!fe1.news.blueyonder.co.uk.POSTED!53ab2750!not-for-mail From: "Androcles" <Headmaster@Hogwarts.physics> Newsgroups: sci.physics.relativity,sci.physics,fr.sci.physique,fr.sci.maths,fr.sci.philo References: <e3cb16d6-c73b-4e59-9f50-5cda6da5d475@m62g2000hsb.googlegroups.com> <4695358e-db97-4485-94b4-06f417a451d4@i7g2000prf.googlegroups.com> <9xlqj.57995$801.21058@fe1.news.blueyonder.co.uk> <9e602017-6b46-4986-8dc3-352c0109f267@e6g2000prf.googlegroups.com> <MWlqj.58004$801.32456@fe1.news.blueyonder.co.uk> <6ba03bd0-12cf-4b68-a7e7-0b84a3e036c6@i12g2000prf.googlegroups.com> <Hpoqj.60725$3m6.1788@fe2.news.blueyonder.co.uk> <4cec669b-7209-44ab-bfc8-ee056347995a@j78g2000hsd.googlegroups.com> Subject: Re: LEE SMOLIN AGAINST ISAAC NEWTON Lines: 150 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 Message-ID: <iLpqj.59102$801.2995@fe1.news.blueyonder.co.uk> Date: Wed, 06 Feb 2008 21:36:14 GMT NNTP-Posting-Host: 82.34.70.125 X-Complaints-To: http://netreport.virginmedia.com X-Trace: fe1.news.blueyonder.co.uk 1202333774 82.34.70.125 (Wed, 06 Feb 2008 21:36:14 GMT) NNTP-Posting-Date: Wed, 06 Feb 2008 21:36:14 GMT