A toroidal inductor with an inductance of $90.0 \mathrm{mH}$ encloses a volume of $0.0200 \mathrm{~m}^{3}$. If the average energy density in the toroid is $70.0 \mathrm{~J} / \mathrm{m}^{3}$, what is the current through the inductor?
Added by James G.
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Given: $L = 90.0 \, \text{mH} = 90.0 \times 10^{-3} \, \text{H}$ Show more…
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