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Magnetic permeability of earth

In most geological environments, variations in the Earth’s magnetic permeability are insignificant and the magnetic permeability is equal to vacuum permeability $\mu_0$. For more information and a better understanding refer to EM GeoSci.

Symbol
$\mu_E$
Unit
H/m

Default
1.2566370614359173e-06

Used in
$m_E$
Parameter m of earth return
$R_E$
Equivalent resistance of earth return path [$\Omega$/m]
$Z_{kp}$
Impedance between cable k and p in ground [$\Omega$/m]
$\mathscr{z}_g$
Impedance of earth return in ground [$\Omega$/m]