Minimum resolvable temperature difference - Revision history

en>John of Reading: /* Minimum detectable temperature difference */Typo fixing, replaced: subtley → subtly using AWB

2014-07-04T19:20:44Z

Minimum detectable temperature difference: Typo fixing, replaced: subtley → subtly using AWB

← Older revision		Revision as of 21:20, 4 July 2014
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	~~{{Unreferenced stub\|auto=yes\|date=December 2009}}~~		Irwin Butts is what my spouse loves to call me although I don't truly like becoming called like that. To gather coins is what his family and him enjoy. I am a meter reader but I plan on altering it. Years in the past we moved to North Dakota and I adore every working day residing right here.<br><br>Feel free to visit my weblog ... [http://www.innovec.com/node/3171 std home test]
	~~The '''Planck impedance'''~~ is ~~the unit of [[electrical resistance]], denoted by~~ '~~'Z''<sub>P</sub>, in the system of [[natural units]] known as [[Planck units]]~~. ~~The Planck impedance~~ is ~~directly coupled to the [[impedance of free space]], ''Z''<sub>0</sub>,~~ and ~~differs in value from ''Z''<sub>0</sub> only by~~ a ~~factor of 4''π''~~. If the ~~[[Planck charge]] were instead defined~~ to ~~normalize the [[permittivity of free space]], ''ε''~~<~~sub~~>0<~~/sub~~>~~, rather than the [[Coulomb constant]], 1/(4''πε''<sub>0</sub>), then the Planck impedance would be identical~~ to ~~the characteristic impedance of free space~~.

	~~:<math>Z_\text{P} = \frac{V_\text{P}}{I_\text{P}} = \frac{1}{4 \pi \epsilon_0 c} = \frac{\mu_0 c}{4 \pi} = \frac{Z_0}{4 \pi} = </math> 29~~.~~9792458~~ [~~[Ohm (unit)\|Ω]]~~

	~~where~~

	*<math>V_\text{P}</math> is the [[Planck voltage]]
	*<math>I_\text{P}</~~math> is the [[Planck current]]~~
	*<math>c</~~math> is the [[speed of light]] in a [[vacuum]]~~
	*<math>\epsilon_0</math> is the [[permittivity of free space]]
	*<math>\mu_0</~~math> is the [[permeability of free space]]~~
	*<math>Z_0</~~math> is the [[impedance of free space]]~~

	~~== Notes and references==~~
	~~{{Reflist\|2}}~~

	~~==See also==~~
	*[[Natural units]]


	~~{{Planck's natural units}}~~
	~~{{Portal bar\|Physics}}~~

	~~{{DEFAULTSORT:Planck Impedance}}~~
	~~[[Category:Natural units]~~]


	~~{{Physics-stub}}~~

en>Addbot: Bot: Migrating 2 interwiki links, now provided by Wikidata on d:q3016333

2013-03-15T04:13:26Z

Bot: Migrating 2 interwiki links, now provided by Wikidata on d:q3016333

← Older revision		Revision as of 06:13, 15 March 2013
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	The ~~writer~~'~~s name~~ is ~~Christy. I~~'~~ve usually loved residing~~ in ~~Mississippi~~. ~~To perform lacross~~ is ~~one~~ of the ~~things she enjoys most. My day occupation is an info officer but I~~'~~ve currently applied for another one.~~<br><br>~~Also visit my blog; online psychic chat~~, [~~http:~~//~~www~~.~~sirudang~~.~~com~~/~~siroo_Notice~~/~~2110 http:~~//~~www.sirudang.com~~],		{{Unreferenced stub\|auto=yes\|date=December 2009}}
			The '''Planck impedance''' is the unit of [[electrical resistance]], denoted by ''Z''<sub>P</sub>, in the system of [[natural units]] known as [[Planck units]]. The Planck impedance is directly coupled to the [[impedance of free space]], ''Z''<sub>0</sub>, and differs in value from ''Z''<sub>0</sub> only by a factor of 4''π''. If the [[Planck charge]] were instead defined to normalize the [[permittivity of free space]], ''ε''<sub>0</sub>, rather than the [[Coulomb constant]], 1/(4''πε''<sub>0</sub>), then the Planck impedance would be identical to the characteristic impedance of free space.

			:<math>Z_\text{P} = \frac{V_\text{P}}{I_\text{P}} = \frac{1}{4 \pi \epsilon_0 c} = \frac{\mu_0 c}{4 \pi} = \frac{Z_0}{4 \pi} = </math> 29.9792458 [[Ohm (unit)\|Ω]]

			where

			*<math>V_\text{P}</math> is the [[Planck voltage]]
			*<math>I_\text{P}</math> is the [[Planck current]]
			*<math>c</math> is the [[speed of light]] in a [[vacuum]]
			*<math>\epsilon_0</math> is the [[permittivity of free space]]
			*<math>\mu_0</math> is the [[permeability of free space]]
			*<math>Z_0</math> is the [[impedance of free space]]

			== Notes and references==
			{{Reflist\|2}}

			==See also==
			*[[Natural units]]


			{{Planck's natural units}}
			{{Portal bar\|Physics}}

			{{DEFAULTSORT:Planck Impedance}}
			[[Category:Natural units]]


			{{Physics-stub}}

192.93.164.28: /* Manual test */

2012-03-20T16:39:22Z

Manual test

New page

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