Difference between revisions of "Planck units"
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'''Planck units''' are physical constants defined in such a way that the five basic constants all have value of 1: | '''Planck units''' are physical constants defined in such a way that the five basic constants all have value of 1: | ||
| − | <br>(1) the speed of light in a vacuum | + | <br>(1) the [[speed of light]] in a vacuum |
| − | <br>(2) the gravitational constant | + | <br>(2) the [[gravitational constant]] |
| − | <br>(3) Dirac's constant (reduced Planck's constant) | + | <br>(3) Dirac's constant (reduced [[Planck's constant]]) |
<br>(4) Coulomb force constant | <br>(4) Coulomb force constant | ||
<br>(5) Boltzmann constant | <br>(5) Boltzmann constant | ||
[[category:physics]] | [[category:physics]] | ||
Revision as of 20:03, October 28, 2007
Planck units are physical constants defined in such a way that the five basic constants all have value of 1:
(1) the speed of light in a vacuum
(2) the gravitational constant
(3) Dirac's constant (reduced Planck's constant)
(4) Coulomb force constant
(5) Boltzmann constant