magnetic constant

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magnetic constant

n
(General Physics) the permeability of free space, which has the value 4π × 10–7 henry per metre. Symbol: M0 Also called: absolute permeability
References in periodicals archive ?
em], and the electromagnetic permeability of free space [[micro].
0] is permeability of free space, pr is conductor's relative permeability and f is sine-wave frequency.