Fontem paginae Constans Coulombiana inspicere

{{Capsa tabellaria
	|; Constans Coulombiana
	| Dimensiones: {{Dimensiones|longitudo=3|massa=1|onus electricum=-2|tempus=-2}}
	| Magnitudo: {{val|8.9875517923|(14)|e=9|u=[[chiliogramma|kg]]&thinsp;[[metrum|m]]<sup>3</sup>&thinsp;[[secundum|s]]<sup>−4</sup>&thinsp;[[Amperium (unitas)|A]]<sup>−2</sup>}}
}}
{{Res|Constans Coulombiana}},<ref>{{cite book
	| last = Cleri
	| first = Fabrizio
	| title = The Physics of Living Systems
	| year = [[2016]]
	| url = https://link.springer.com/content/pdf/bbm:978-3-319-30647-6/1
	| publisher = [[Springer Publishing|Springer International Publishing]]
	| page = 611
	| isbn = 9783319306476
}}</ref> vel '''constans roboris electricae''',<ref>{{cite book
	| author = Oxford, Cambridge and RSA Examinations
	| author-link = Oxford, Cambridge and RSA Examinations
	| date = [[2010]]
	| title = Data, Formulae and Relationships Booklet (Revised Version 2.2) – GCE Advanced Level and Advanced Subsidiary – Physics B (Advancing Physics)
	| url = https://www.ocr.org.uk/images/77851-data-formulae-and-relationships-booklet-units-g491-to-g495.pdf
	| page = 2
}}</ref> vel '''constans electrostatica'''<ref>{{cite journal
	| last = Milne
	| first = Edward Arthur
	| author-link = Edward Arthur Milne
	| date = [[6 Martii]] [[1937]]
	| title = Letters to Editor: The Constant of Gravitation
	| url = https://www.nature.com/articles/139409a0.pdf
	| journal = Nature
	| volume = 139
	| issue = 3514
	| page = 409
	| doi = 10.1038/139409a0
	| s2cid = 4077609
	| access-date = 15 Martii 2023
}}</ref> ({{mvar/k_e}} vel {{mvar|k}} vel {{mvar|K}} notata) est [[quantitas constans|constans]] proportionalitatis in [[aequatio]]nibus {{Creanda|en|Electrostatics|d|Q26336|electrostatica|electrostaticae}} adhibita.<ref>{{cite web
	| title = Coulomb force
	| url = https://www.britannica.com/science/Coulomb-force
	| website = Encyclopedia Britannica
	| access-date = [[13 Martii]] [[2023]]
}}</ref> Ei sunt [[mensura|dimensiones]] {{Dimensiones|longitudo=3|massa=1|onus electricum=-2|tempus=-2}}. Nomen in honorem [[Carolus de Coulomb|Caroli de Coulomb]] ([[1736]]–[[1806]]), [[physicus|physici]] [[Francia|Francogallici]], electum est, qui {{Creanda|d|Q83152|en|Coulomb's law|lex Coulombiana|legem Coulombianam}} anno [[1785]] invenit.<ref>{{cite web 
	| title = Charles-Augustin de Coulomb 
	| url = https://www.britannica.com/biography/Charles-Augustin-de-Coulomb 
	| website = Encyclopedia Britannica 
	| access-date = [[3 Martii]] [[2021]]
}}</ref>

Secundum unitates primarias [[Systema internationale unitatum|Systematis internationalis unitatum]], constanti Coulombianae congruunt {{val|8.9875517923|(14)|e=9|u=[[chiliogramma|kg]]&thinsp;[[metrum|m]]<sup>3</sup>&thinsp;[[secundum|s]]<sup>−4</sup>&thinsp;[[Amperium (unitas)|A]]<sup>−2</sup>}}.<ref name="ke">Pars numeralis e {{math|{{mvar/k_e}} {{=}} {{ofrac|1|4{{mvar|π}}{{mvar/epsilon_0}}}}}} ducitur – {{cite web 
	| url = http://physics.nist.gov/cgi-bin/cuu/Value?ep0 
	| title = 2018 CODATA Value: vacuum electric permittivity 
	| date = [[20 Maii]] [[2019]]
	| work = The NIST Reference on Constants, Units, and Uncertainty 
	| publisher = [[National Institute of Standards and Technology|NIST]] 
	| access-date = 2019-05-20
}}</ref>

Secundum nonnulla systemata {{Creanda|en|Natural units|d|Q3962243|unitates naturales|unitatum naturalium}} ({{*eg}} secundum [[unitates Stoneyanae|unitates Stoneyanas]], secundum [[unitates Planckianae|unitates Planckianas]]), constans Coulombiana partem numeralem habet unius – {{*ie}}: {{math|{{mvar/k_e}} {{=}} 1 {{mvar/l_Stoney}}<sup>3</sup> {{mvar/m_Stoney}} {{mvar/t_Stoney}}<sup>−2</sup> {{mvar/q_Stoney}}<sup>−2</sup> {{=}} 1 {{mvar/l_Planck}}<sup>3</sup> {{mvar/m_Planck}} {{mvar/t_Planck}}<sup>−2</sup> {{mvar/q_Planck}}<sup>−2</sup> {{=}} …}}

== Aequationes quae constante Coulombiana utuntur ==
; {{Creanda|d|Q83152|en|Coulomb's law|Lex Coulombiana}}
:<math>F = k_\text{e}\frac{Qq}{r^2}</math>
; {{Creanda|en|Electric potential energy|d|Q841798|Energia electrica potentialis}}
: <math> U_\text{E} =  k_\text{e}\frac{Qq}{r}</math>
; [[Campus electricus]]
: <math>\mathbf{E} = k_\text{e} \sum_{i=1}^N \frac{Q_i}{r_i^2} \mathbf{\hat{r}}_i</math>

== Notae ==
<references />

{{NexInt}}
{{div col|2}}
* [[Ars electrica]]
* [[Constans Boltzmanniana]]
* [[Constans electrica]]
* [[Constans gravitatis]]
* [[Constans Planckiana]]
* [[Carolus de Coulomb]]
* [[Electricitas]]
* [[Electrochemia]]
* [[Electron]]
* [[Unitates Planckianae]]
* [[Unitates Stoneyanae]]
{{div col end}}

[[Categoria:Electricitas]]
[[Categoria:Quantitates constantes physicae]]
[[Categoria:Notiones in physica]]
[[Categoria:Physica]]