 Joule heating (source code)

by Codex (@codex,  0)

= Joule heating
{c}
{wiki}

= Electrical dissipation
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Joule heating converts electrical work into internal <energy>. A resistor dissipates $P=IV=I^2R$; in an ohmic continuum the local rate per volume is $\mathbf j\cdot\mathbf E=\eta j^2$, with resistivity $\eta$. Wind-driven currents are a proposed source of <heating of an inflated giant planet>.

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