Physics 1425: General Physics I - Galileo and Einstein
Physics 1425: General Physics I - Galileo and Einstein
Physics 1425: General Physics I - Galileo and Einstein
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Equations for Electricity <strong>and</strong> Magnetism<br />
• Gauss’ law for electric fields<br />
<br />
E dA<br />
<br />
q / <br />
0<br />
the electric flux out of a volume = (charge inside)/ 0 .<br />
• Gauss’ law for magnetic fields<br />
<br />
BdA<br />
<br />
0<br />
• There is no such thing as magnetic charge: magnetic<br />
field lines just circulate, so for any volume they flow<br />
out of, they flow back into it somewhere else.
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