Update 2022-03-24 08:43
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-14
@@ -1,7 +1,7 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<!-- 2022-03-22 Tue 10:52 -->
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<!-- 2022-03-24 Thu 08:42 -->
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Pre-Quantum Electrodynamics</title>
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@@ -1293,7 +1293,7 @@ Table of contents
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</summary>
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<ul>
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<li>
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<a href="./qed_t.html#qed_t">QED today</a><span class="headline-id">qed.t</span>
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<a href="./qed_L.html#qed_L">Lagrangian</a><span class="headline-id">qed.L</span>
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</li>
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@@ -1644,18 +1644,18 @@ Empirically: the changing magnetic field induces an electric current around
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the circuit. This current is really driven by an electric field having a component
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along the wire. The line integral of this field is called the
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</p>
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<div class="core div" id="orgc1ab4b8">
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<div class="core div" id="orgb0fd5b4">
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<p>
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<b>Electromotive force (or electromotance)</b>,
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</p>
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<div class="eqlabel" id="org1ce0462">
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<div class="eqlabel" id="orgb0e7cde">
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<p>
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<a id="elmofo"></a><a href="./emd_Fl_Fl.html#elmofo"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-link" viewBox="0 0 16 16">
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<path d="M6.354 5.5H4a3 3 0 0 0 0 6h3a3 3 0 0 0 2.83-4H9c-.086 0-.17.01-.25.031A2 2 0 0 1 7 10.5H4a2 2 0 1 1 0-4h1.535c.218-.376.495-.714.82-1z"/>
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<path d="M9 5.5a3 3 0 0 0-2.83 4h1.098A2 2 0 0 1 9 6.5h3a2 2 0 1 1 0 4h-1.535a4.02 4.02 0 0 1-.82 1H12a3 3 0 1 0 0-6H9z"/>
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</svg></a>
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</p>
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<div class="alteqlabels" id="orge2b1b8b">
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<div class="alteqlabels" id="org516a196">
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<ul class="org-ul">
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<li>Gr (7.9)</li>
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</ul>
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@@ -1680,14 +1680,14 @@ The precise statement associated to Faraday's observations
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is that the electromotive force is proportional
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to the rate of change of the magnetic flux,
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</p>
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<div class="eqlabel" id="orgb4b21bf">
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<div class="eqlabel" id="orgab619b1">
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<p>
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<a id="Fl_flux"></a><a href="./emd_Fl_Fl.html#Fl_flux"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-link" viewBox="0 0 16 16">
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<path d="M6.354 5.5H4a3 3 0 0 0 0 6h3a3 3 0 0 0 2.83-4H9c-.086 0-.17.01-.25.031A2 2 0 0 1 7 10.5H4a2 2 0 1 1 0-4h1.535c.218-.376.495-.714.82-1z"/>
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<path d="M9 5.5a3 3 0 0 0-2.83 4h1.098A2 2 0 0 1 9 6.5h3a2 2 0 1 1 0 4h-1.535a4.02 4.02 0 0 1-.82 1H12a3 3 0 1 0 0-6H9z"/>
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</svg></a>
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</p>
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<div class="alteqlabels" id="org4e36847">
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<div class="alteqlabels" id="org969857c">
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<ul class="org-ul">
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<li>Gr (7.14)</li>
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</ul>
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@@ -1702,18 +1702,18 @@ to the rate of change of the magnetic flux,
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\]
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so we obtain
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</p>
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<div class="core div" id="org3b354eb">
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<div class="core div" id="org5419feb">
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<p>
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<b>Faraday's law</b> (integral form <i>N.B.: for a stationary loop</i>)
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</p>
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<div class="eqlabel" id="org3323690">
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<div class="eqlabel" id="org4696e9f">
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<p>
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<a id="Fl_int"></a><a href="./emd_Fl_Fl.html#Fl_int"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-link" viewBox="0 0 16 16">
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<path d="M6.354 5.5H4a3 3 0 0 0 0 6h3a3 3 0 0 0 2.83-4H9c-.086 0-.17.01-.25.031A2 2 0 0 1 7 10.5H4a2 2 0 1 1 0-4h1.535c.218-.376.495-.714.82-1z"/>
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<path d="M9 5.5a3 3 0 0 0-2.83 4h1.098A2 2 0 0 1 9 6.5h3a2 2 0 1 1 0 4h-1.535a4.02 4.02 0 0 1-.82 1H12a3 3 0 1 0 0-6H9z"/>
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</svg></a>
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</p>
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<div class="alteqlabels" id="orgc991325">
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<div class="alteqlabels" id="org439dfef">
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<ul class="org-ul">
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<li>Gr (7.15)</li>
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</ul>
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@@ -1737,15 +1737,15 @@ for any loop (on a wire or not). Using Stokes' theorem,
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\]
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we obtain
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</p>
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<div class="core div" id="org5eb686c">
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<div class="eqlabel" id="org7ca80cd">
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<div class="core div" id="org49ffd42">
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<div class="eqlabel" id="org5ecebad">
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<p>
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<a id="Fl"></a><a href="./emd_Fl_Fl.html#Fl"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-link" viewBox="0 0 16 16">
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<path d="M6.354 5.5H4a3 3 0 0 0 0 6h3a3 3 0 0 0 2.83-4H9c-.086 0-.17.01-.25.031A2 2 0 0 1 7 10.5H4a2 2 0 1 1 0-4h1.535c.218-.376.495-.714.82-1z"/>
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<path d="M9 5.5a3 3 0 0 0-2.83 4h1.098A2 2 0 0 1 9 6.5h3a2 2 0 1 1 0 4h-1.535a4.02 4.02 0 0 1-.82 1H12a3 3 0 1 0 0-6H9z"/>
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</svg></a>
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</p>
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<div class="alteqlabels" id="org859ac4a">
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<div class="alteqlabels" id="org6a61522">
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<ul class="org-ul">
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<li>Gr (7.16)</li>
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</ul>
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@@ -1790,7 +1790,7 @@ target="_blank">Creative Commons Attribution 4.0 International License</a>.
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</div>
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<div id="postamble" class="status">
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<p class="author">Author: Jean-Sébastien Caux</p>
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<p class="date">Created: 2022-03-22 Tue 10:52</p>
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<p class="date">Created: 2022-03-24 Thu 08:42</p>
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<p class="validation"></p>
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</div>
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