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- ...t the speed of light is independent of the motion of the light source; the speed of light is the same in any [[Inertial frame of reference|inertial frame]] (coordina ...r transfer of information, and no causal effect may travel faster than the speed of light.<ref name=Penrose>15 KB (2,344 words) - 10:26, 21 September 2022
- ...the meter was about as large as the uncertainty in the measurements of the speed of light, recommended the definition...". This statement is misleading. Two things a ...means that time of flight has an accuracy advantage (assuming the standard speed of light is readily reproduced) over counting fringes of a standard wavelength of li4 KB (617 words) - 14:27, 2 December 2010
- #Redirect [[Speed of light]]28 bytes (4 words) - 22:16, 30 May 2008
- | pagename = Speed of light | abc = Speed of light2 KB (230 words) - 09:37, 29 May 2008
- 388 bytes (52 words) - 18:57, 27 March 2011
- 672 bytes (93 words) - 13:50, 9 April 2011
- Auto-populated based on [[Special:WhatLinksHere/Speed of light]]. Needs checking by a human.1 KB (196 words) - 05:55, 3 April 2011
Page text matches
- {{r|speed of light}}182 bytes (28 words) - 13:35, 7 December 2008
- {{r|speed of light}}182 bytes (28 words) - 13:40, 7 December 2008
- #REDIRECT [[Speed of light]]28 bytes (4 words) - 09:27, 30 May 2008
- #Redirect [[Speed of light]]28 bytes (4 words) - 22:16, 30 May 2008
- #Redirect [[Speed of light]]28 bytes (4 words) - 22:17, 30 May 2008
- #Redirect [[Speed of light]]28 bytes (4 words) - 22:17, 30 May 2008
- ...", leaving "light" for the visual spectrum. Yes, I know it all goes at the speed of light, but we don't talk about "infrared light guidance", "ultraviolet light fluo334 bytes (48 words) - 17:34, 18 November 2008
- {{r|speed of light}}149 bytes (22 words) - 13:26, 7 December 2008
- {{r|speed of light}}148 bytes (22 words) - 13:31, 7 December 2008
- 555 bytes (80 words) - 23:33, 17 February 2010
- The contraction of length of a rod that moves with velocity close to speed of light.120 bytes (19 words) - 12:54, 24 November 2008
- (1819-1868), was a physicist who calculated the speed of light to within 1% of modern estimations.134 bytes (18 words) - 23:31, 17 February 2010
- ...hysics are the same in all inertial reference systems, and that the vacuum speed of light is a universal constant, independent of the speed of the source.344 bytes (58 words) - 04:26, 22 May 2017
- ...of gravity of a massive body from where the escape speed is equal to the [[speed of light]]. If the radius of the object itself is smaller than its Schwarzschild rad ...warzschild radius is the special case such that <math>v_e = c</math> (the speed of light). The above formula can be rearranged more usefully into:1 KB (257 words) - 13:28, 28 July 2010
- ...ional field so intense that its escape velocity is equal to or exceeds the speed of light.161 bytes (25 words) - 04:54, 12 September 2009
- ...f> and made what is considered to be the first accurate measurement of the speed of light. ...Foucault]] (1819-1868), a colleague of Fizeau, was to later calculate the speed of light to within 1% of modern estimations.<ref> Gribbin, John (2002). Science: A H2 KB (293 words) - 09:42, 13 September 2009
- {{r|Speed of light}} {{r|Speed of light}}766 bytes (100 words) - 17:40, 4 October 2011
- ...symbol statV; 1 statV = 10<sup>−6</sup>×''c'' volt; ''c'' speed of light in m/s.159 bytes (24 words) - 10:17, 11 July 2008
- ...tric charge in cgs-esu units: 1 statC = C/(10⋅''c''), with ''c'' the speed of light in m/s.145 bytes (23 words) - 09:16, 9 July 2008
- * ''c'' = [[speed of light]] (m.s<sup>-1</sup>) ...t near to the speed of light cannot be accelerated to, or faster than, the speed of light, regardless of how much energy we put into the system. As we apply a force,2 KB (255 words) - 23:43, 25 October 2009
- {{r|Speed of light}}493 bytes (65 words) - 09:44, 1 December 2010
- {{r|Speed of light}}267 bytes (38 words) - 15:44, 3 September 2009
- {{r|Speed of light}}463 bytes (55 words) - 07:41, 16 April 2010
- ...19 - 18 September 1896) French physicist, who was the first to measure the speed of light without any recourse to astronomical observations, and using photography to257 bytes (35 words) - 18:57, 13 September 2009
- ...ystem of units; symbol statA; 1 statA = 1 A/(10⋅''c''); ''c'' is the speed of light in m/s.167 bytes (26 words) - 07:36, 10 July 2008
- ...when the speed of an [[object]] approaches or becomes comparable to the [[speed of light]].632 bytes (87 words) - 15:00, 22 July 2020
- ...the meter was about as large as the uncertainty in the measurements of the speed of light, recommended the definition...". This statement is misleading. Two things a ...means that time of flight has an accuracy advantage (assuming the standard speed of light is readily reproduced) over counting fringes of a standard wavelength of li4 KB (617 words) - 14:27, 2 December 2010
- {{r|Speed of light}}2 KB (237 words) - 09:03, 4 May 2024
- |Fizeau apparatus.PNG|The Fizeau apparatus for measuring the speed of light by passing it between the cogs of a rotating gear and reflecting it back th1 KB (215 words) - 04:07, 22 November 2023
- .... No one takes this result as meaning that there is motion faster than the speed of light. These apparent contradictions seem confusing to many people. These experim2 KB (249 words) - 14:47, 20 September 2020
- Since 1 statC = 1 [[coulomb]]/(10⋅''c'') with the [[speed of light]] ''c'' ≈ 3⋅10<sup>8</sup> m/s and 1 erg = 10<sup>−7</sup> ...minus;6</sup>⋅''c'' V where ''c'' is the numerical value of the speed of light expressed in m/s. (I.e., 1 statV is approximately 300 V, or ''exactly'' 299983 bytes (143 words) - 21:29, 18 December 2022
- Auto-populated based on [[Special:WhatLinksHere/Speed of light]]. Needs checking by a human.1 KB (196 words) - 05:55, 3 April 2011
- ==Faster than the speed of light== Robert: As you know, the speed of light plays a key role in [[special relativity]]. Apparently you wish to discuss2 KB (318 words) - 17:48, 19 August 2014
- ...on the effect of change in the speed of light. A larger reduction in the speed of light within the medium will result in a greater angle of refraction. Diamonds, Refractive Index = Speed of Light in Material A / Speed of Material in Material B.6 KB (897 words) - 19:10, 5 September 2021
- {{r|Speed of light}}755 bytes (99 words) - 14:21, 8 March 2024
- ...photons—massless particles that propagate through space with the [[speed of light]]. In fact, [[light]] is a form electromagnetic radiation. Electromagnetic ...[[special relativity]] those particles with finite mass cannot achieve the speed of light because at that speed their [[Energy_(science)#Equivalence of energy and m3 KB (523 words) - 21:16, 22 July 2010
- ...b><sup>2</sup>) F/m}}, ''c<sub>0</sub>'' being the defined value for the [[speed of light]] in [[classical vacuum]] in the SI units.389 bytes (60 words) - 18:59, 27 March 2011
- {{r|Speed of light}}287 bytes (34 words) - 02:49, 1 December 2010
- ...s propagating in a vacuum, '''''c''''' = 299,792,458 m/s = 300 Mm/s (the [[speed of light]]). Rounding to convenient values for [[radio]] waves, 300 divided by the f1 KB (207 words) - 19:41, 21 July 2020
- {{r|Speed of light}}280 bytes (35 words) - 00:54, 28 March 2011
- ...all frames of reference moving at a uniform velocity, and that the vacuum speed of light from a moving source is always the same, regardless of how fast or slow the ...hysics are the same in all inertial reference systems, and that the vacuum speed of light is a universal constant, independent of the speed of the source.2 KB (401 words) - 04:27, 22 May 2017
- λ = ''c''/ν where ''c'' is the [[speed of light]]. Due to [[vibronic interaction]]s (interactions of electronic with vibra2 KB (240 words) - 10:54, 7 May 2010
- ...n the curvature of space-time. Gravitational waves, which propagate at the speed of light, were first detected in 2015, roughly 100 years after Einstein developed ge586 bytes (83 words) - 22:36, 21 November 2020
- | pagename = Speed of light | abc = Speed of light2 KB (230 words) - 09:37, 29 May 2008
- {{r|Speed of light}}551 bytes (73 words) - 15:17, 9 April 2011
- {{r|Speed of light}}700 bytes (94 words) - 12:28, 26 March 2011
- ...ctromagnetic radiation]] in a vacuum, '''''c''''' = 299 792 458 m/s, the [[speed of light]]. For sound in air at 20 Celsius and atmospheric pressure, '''''c''''' = 32 KB (257 words) - 20:29, 21 July 2020
- {{r|Speed of light}}543 bytes (70 words) - 20:36, 11 January 2010
- {{r|Speed of light}}565 bytes (73 words) - 20:36, 11 January 2010
- ...] ''h''ν. These massless elementary particles move with the universal [[speed of light]] ''c''. The symbol ''h'' is [[Planck's_constant|Planck's constant]]. Photo3 KB (430 words) - 18:04, 8 March 2010
- 563 bytes (81 words) - 19:26, 26 September 2013
- ...'''photon''' is a massless [[elementary particle]] that travels with the [[speed of light]] and is associated with an [[electromagnetic wave]]. According to the [[S ...rsely proportional to λ: ν = ''c''/λ, where ''c'' is the speed of light (≈ 3·10<sup>8</sup> m/s). A photon is a light quantum with energy ''4 KB (577 words) - 13:21, 3 November 2021
- {{r|Speed of light}}1 KB (189 words) - 17:55, 17 April 2010
- {{r|Speed of light}}661 bytes (85 words) - 19:37, 11 January 2010
- {{r|Speed of light}}686 bytes (87 words) - 16:24, 11 January 2010
- {{r|Speed of light}}2 KB (294 words) - 14:14, 6 April 2024
- {{r|Speed of light}}2 KB (308 words) - 09:08, 19 April 2024
- ...he relative velocity between observers is negligibly small relative to the speed of light. ...he relative velocity between observers is negligibly small relative to the speed of light.10 KB (1,527 words) - 20:46, 4 December 2013
- where ''c'' is the speed of light in m/s (''c'' ≈ 3⋅10<sup>8</sup> m/s) and A ([[ampere]]) is the597 bytes (91 words) - 02:14, 24 October 2009
- {{r|Speed of light}}915 bytes (131 words) - 17:46, 11 January 2010
- where c = 299,792,458 m/s (the [[speed of light]]) and h = 6.626 x 10<sup>-34</sup> Js ([[Planck's constant]])3 KB (372 words) - 10:35, 4 April 2024
- {{r|Speed of light}}830 bytes (107 words) - 18:10, 11 January 2010
- {{r|Speed of light}}923 bytes (114 words) - 17:36, 17 April 2010
- {{r|Speed of light}}1 KB (141 words) - 11:57, 28 July 2011
- ...achieved true convergence, we will have enabled the wasting of time at the speed of light. [[User:Howard C. Berkowitz|Howard C. Berkowitz]] 01:29, 22 July 2008 (CDT)786 bytes (124 words) - 01:29, 22 July 2008
- ...ub> is related to the [[electric constant]] ''ε''<sub>0</sub> and to the [[speed of light]] in vacuum by ''c'' ² ε<sub>0</sub> μ<sub>0</sub> = 1. </ref> Also, in Gaussian units, the speed of light is a measured, not a defined quantity.4 KB (511 words) - 11:04, 17 April 2011
- {{r|Speed of light}}1 KB (168 words) - 05:16, 23 February 2009
- ...es of sound to bunch up (go higher) or spread out (go lower). However, the speed of light is constant. No matter what the relative speed of an object is, the light e ...traversed since the instant of the Big Bang, given the restriction of the speed of light." A. Guth (1997)</ref> is simply this; the universe looks the same on oppo9 KB (1,494 words) - 05:47, 4 January 2010
- ...nland. This delay is based on the fact that the signal is traveling at the speed of light.1 KB (209 words) - 06:39, 4 November 2007
- ...r internal clocks slow down, an effect noticeable as speeds approach the [[speed of light]]. In the case of light, the Doppler effect cannot distinguish whether the ...because it is of second order, varying as ''(v/c)<sup>2</sup>'' (''c'' the speed of light in classical vacuum).<ref name=transverse>10 KB (1,763 words) - 13:45, 25 September 2022
- ...s Lichtes und der Körperdichte,'' [On the relation between the propagation speed of light and density of a body] Ann. Phys. vol. '''9''', pp. 641-665 (1880). (Lorent4 KB (579 words) - 04:44, 24 November 2008
- ...t the speed of light is independent of the motion of the light source; the speed of light is the same in any [[Inertial frame of reference|inertial frame]] (coordina ...r transfer of information, and no causal effect may travel faster than the speed of light.<ref name=Penrose>15 KB (2,344 words) - 10:26, 21 September 2022
- ...or so. (I know that there are a few numerical values defined, such as the speed of light, but ''R'' is not one of them). --[[User:Paul Wormer|Paul Wormer]] 11:40, 21 KB (224 words) - 12:34, 19 January 2012
- ...r'' is the distance of the field point to the conductor and ''c'' is the [[speed of light]] (≈ 3⋅10<sup>10</sup> cm/s). Because the speed of light ''c'' in two different units is needed, we write ''c'' numerically, but in4 KB (584 words) - 11:53, 21 September 2009
- ...and that the energy of mass at rest is equal to mc², where ''c'' is the [[speed of light]]. Special relativity also shows that kinetic energy increases with velocit2 KB (295 words) - 02:52, 22 November 2023
- where ''c'' is the [[speed of light|speed of light in vacuum]] and ''μ''<sub>0</sub> is the [[magnetic constant]]. In the [[S4 KB (634 words) - 19:28, 14 October 2021
- where C ([[coulomb]]) is the [[SI]] unit of charge and ''c'' is the SI [[speed of light]] (''c'' ≈ 3⋅10<sup>8</sup> m/s).1 KB (215 words) - 09:07, 10 August 2009
- ...ectron mass, ''c<sub>0</sub>'' is the [[SI units]] defined value for the [[speed of light]] in vacuum, and ''α'' is the [[fine structure constant]]:<ref name=f with ''c<sub>0</sub>'' the SI defined valued for the [[speed of light]] in vacuum. Thus, a theoretical expression for the Rydberg constant is obt4 KB (708 words) - 17:44, 8 June 2022
- ...s the round-trip time for them to return. Half that time, divided by the [[speed of light]], is the range.7 KB (1,090 words) - 16:43, 25 November 2013
- ...d is propagated through space as an [[electromagnetic wave]] at the same [[speed of light|speed as that of light]].6 KB (914 words) - 18:48, 30 October 2021
- ...gures]] available for the number or required for the computation; thus the speed of light in a vacuum, which is defined as 299,792,458 m/s, is expressed as <math>3.02 KB (385 words) - 19:06, 3 September 2008
- ...at the time ''t''. Also, ''c<sub>0</sub>'' is the defined value for the [[speed of light]] in [[classical vacuum]]. Referring to the figure, the ''Liénard–Wieche ...erate, the first term alone survives and for velocities much less than the speed of light the result is the [[Biot-Savart law]]. If the particle accelerates, the las5 KB (805 words) - 10:34, 28 April 2011
- where ''c'' is the [[speed of light]]. The '''relativistic momentum''' is obtained by differentiating ''L'' wit where ''c'' is the [[speed of light]].8 KB (1,395 words) - 02:07, 1 September 2009
- ...ctromagnetic properties coupled with [[Maxwell's equations]] is that the [[speed of light]] in classical vacuum is related to ε<sub>0</sub> and μ<sub>0</sub> via t ...er=[[NIST]]|title=Speed of light in vacuum }} A ''defined value'' for the speed of light is a consequence of adoption of ''time of transit'' as the measure of lengt10 KB (1,488 words) - 12:29, 16 November 2011
- {{r|Speed of light}}3 KB (357 words) - 04:07, 22 November 2023
- 3 KB (406 words) - 16:21, 30 March 2024
- 3 KB (421 words) - 07:01, 26 January 2009
- ...perties ε<sub>0</sub>, μ<sub>0</sub>, and ''c''<sub>0</sub> (a ''defined'' speed of light). By virtue of these defined properties this "vacuum" is like classical vac3 KB (429 words) - 09:23, 5 January 2011
- * 2008: Mads Tolling Trio (''Speed of Light'')2 KB (289 words) - 08:13, 24 October 2009
- ...or the [[magnetic constant]] μ<sub>0</sub>, which are related to the [[speed of light]] ''c'' by <i>c</i> is the speed of light in m/s (≈ 3⋅10<sup>8</sup> m/s). <br>11 KB (1,527 words) - 17:15, 2 November 2021
- 7 KB (1,038 words) - 17:26, 18 September 2010
- ...[magnetic constant]] (also known as vacuum permeability), and ''c'' is the speed of light. The vector field '''B''' is known as the [[magnetic induction]]. The direc3 KB (510 words) - 10:16, 16 July 2008
- ...s]] ''k'' = 1; in [[Gaussian units]] ''k'' = 1/''c'', where ''c'' is the [[speed of light]] in vacuum (299 792 458 m s<sup>−1</s5 KB (833 words) - 21:31, 26 March 2022
- ...locations that could have affected us since the Big Bang given the finite speed of light, is certainly finite. The comoving distance to the edge of the visible univ8 KB (1,199 words) - 20:34, 8 June 2010
- ...o signal, air) or have likely heard about frequently (a hydrogen atom, the speed of light).4 KB (629 words) - 16:39, 8 April 2022
- ...rbrack </math> where "ev" is the unit [[electron-volt]] and ''c'' is the [[speed of light]]. The "c²" is often dropped when using this unit.3 KB (502 words) - 15:49, 1 July 2022
- ...a brief calculation? The diameter of the earth is about 12,750 km and the speed of light is about 3 x 10^9 m/sec, so if my math is right, a light beam could pass th8 KB (1,339 words) - 17:50, 25 August 2017
- ...me in all inertial frames, not just the laws of mechanics. Moreover, the [[speed of light]] is postulated to be the same. The changes in coordinates that leave these The coordinates ''y'' and ''z'' are unaffected. Here ''c'' is the physical [[speed of light]] in [[Vacuum (classical)|ideal vacuum]], and ''v'' is the speed of one fra9 KB (1,374 words) - 13:22, 29 September 2011
- ...s Lichtes und der Körperdichte'' [On the relation between the propagation speed of light and density of a body], Ann. Phys. vol. '''9''', pp. 641-665 (1880). [http:3 KB (478 words) - 08:14, 11 December 2008
- ...ket reaches Earth escape velocity, but hugely as the rocket approaches the speed of light. The theory of special relativity also predicts that mass need not obey th4 KB (613 words) - 20:17, 5 June 2011