electric constant การใช้

Where is the electric constant, the relative static permittivity, and is the polarization density.
Where ? 0 is the electric constant, and ? is the electric susceptibility of the medium.
The R6D Navy version ( in the late 1950s and early 1960s ) had Curtiss Electric constant-speed reversing propellers.
PS . There is a separate argument as to whether the vacuum permittivity article should be called " electric constant ".
The quantity & epsilon; 0 is the electric constant, which appears here because of the use of electromagnetic SI units.