home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Windows 95 - 300 Programs & More
/
Windows 95 - 300 Programs & More.iso
/
desktop
/
dxpert
/
constant.dat
next >
Wrap
Text File
|
1996-03-25
|
2KB
|
94 lines
//
Permittivity (free space), 3, 1, 2
Relative permittivity of free space. The ratio of the
electric displacement (D) to the E-field strength (E).
8.8541 E-12 {farad/meter}
//
Permeability (free space), 3, 1, 2
Relative permeability of free space. The ratio of the
magnetic induction (H) to the magnetic field strength (B).
1.2566 E-6 {henry/meter}
//
Planck's constant (h), 2, 1, 1
The ratio of a photon's energy to its radiation wavelength.
6.6261 E-34 {joule-second}
//
Electron charge, 1, 1, 0
1.6022 E-19 {coulomb}
//
Light speed (vacuum), 1, 1, 0
2.9979 E8 {meter/second}
//
Electron mass, 2, 1, 1
Electron rest mass.
9.1094 E-31 {kilogram}
//
Boltzmann constant (k), 3, 1, 2
The ratio of the gas constant to Avogadro's number. (See
gas constant.)
1.3807 E-23 {joule/kelvin}
//
Avogadro's number, 3, 1, 2
The number of atoms (or molecules) in one mole of an element
(or compound).
6.0221 E23 {per mole}
//
Gravitational constant, 1, 1, 0
9.8067 {kg╖meter/second}
//
Bohr radius, 3, 1, 2
The smallest possible electron orbital radius in the Bohr
atomic model.
5.2918 E-11 {meter}
//
Electron radius, 1, 1, 0
2.8179 E-15 {meter}
//
Faraday constant, 4, 1, 3
The product of electron charge and Avagodro's number (i.e.
one mole of electrons). This quantity of electricity can
deposit one mole of a univalent ion in electroplating.
9.6485 E4 {coulomb/mole}
//
Gas constant (R), 4, 1, 3
The equation of state proportionality constant. The gas
constant for a particular gas is r = R/m where m is the
molecular weight of the gas. (See Boltzman's constant.)
8.3144 {joule/kelvin-mole}
//
Atomic mass unit, 3, 1, 2
A measure of atomic mass. Defined as 1/12 the mass of a
carbon atom (which has an atomic mass of 12).
1.6606 E-27 {kg}
//
Proton mass, 2, 1, 1
Proton rest mass.
1.6726 E-27 {kg}
//
Stephan-Boltzmann constant, 3, 1, 2
The ratio between the total blackbody radiant energy to
the fourth power of its absolute temperature.
5.67032 E-8 {watt/meter^2-K^4}
//
Atomic specific heat, 2, 1, 1
The ratio of Planck's constant to Boltzmann's constant.
4.79928 E-11 {second-kelvin}
//
Euler's constant, 1, 1, 0
0.5772157
//
Sound speed (air), 1, 1, 0
331.7 {meter/second}
//
Sound speed (water), 1, 1, 0
1470 {meter/second}
//
Neutron mass, 2, 1, 1
Neutron rest mass
1.67482 E-27 {kg}