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प्रश्न
Which expression defines relative permeability?
पर्याय
\[\mu_r=\frac{\mu}{\mu_0}\]
\[\mu_r=\frac{\mu_0}{\mu}\]
\[\mu_r=\mu\mu_0\]
\[\mu_r=\mu+\mu_0\]
MCQ
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उत्तर
Relative permeability is the ratio of magnetic permeability to \[\mu_0\]. Its defining expression is \[\mu_r=\frac{\mu}{\mu_0}\].
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