In the expression for magnetic energy per unit volume, what does $$ \mu_0 $$ represent? - ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS Quiz | GKFix.in

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Question

In the expression for magnetic energy per unit volume, what does $$ \mu_0 $$ represent?

A. Permittivity of free space
B. Conductivity of vacuum
C. Permeability of free space
D. Density of free space