Electric constant/Definition: Difference between revisions
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imported>John R. Brews (rewrite; the name electric constant does not apply to e.s.u.) |
imported>John R. Brews (link) |
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A [[physical constant]] in the [[International System of Units]] (SI) relating capacitance to area with an exact value {{nowrap|''ε<sub>0</sub>''}} = {{nowrap|10<sup>7</sup>/(4πc<sub>0</sub><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. | A [[physical constant]] in the [[International System of Units]] (SI) relating capacitance to area in [[classical vacuum]] with an exact value {{nowrap|''ε<sub>0</sub>''}} = {{nowrap|10<sup>7</sup>/(4πc<sub>0</sub><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. | ||
Latest revision as of 17:59, 27 March 2011
A physical constant in the International System of Units (SI) relating capacitance to area in classical vacuum with an exact value ε0 = 107/(4πc02) F/m, c0 being the defined value for the speed of light in classical vacuum in the SI units.