Description:
Electromagnetic theory and applications.
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Can Angular momentum travel down an electric cord?
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Do you recall the Feynman Paradox? Here's the question. We all know that energy can travel down an electric cord. The evidence is everywhere, The heating of irons, the pulling of solenoids against springs, the lifting of elevators etc. And clearly when there is linear motion with mass (mv) there is also momentum which is... more »
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Simple question about right-hand rule
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Sounds to me that you are using the wrong "right hand rule". I'm guessing you are using the one where your thumb points in the direction of current (positive charges) and your finger curl in the direction of the magnetic field about that wire. The rule for charged particles has the thumb and first two fingers of... more »
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