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Results tagged with electromagnetism
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user 249253
The classical theory of electric and magnetic fields, both in the static and dynamic case. It also covers general questions about magnets, electric attraction/repulsion, etc. Distinct from electrical-engineering.
2
votes
0
answers
62
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Work required to bring point charge towards conducting planes [closed]
Consider the following configuration: A point charge sits in the upper right $(x>0,y>0,z)$ space. The other quadrants are separated by two conducting planes in the $(x=0,y,z)$ & $(x,y=0,z)$ plane. I w …
- 339
3
votes
3
answers
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Dual tensor in electrodynamics
Is $F^{\mu\nu}$ not the dual tensor to $F_{\mu \nu}$?
I always thought that this was the case, but now I came across the dual tensor defined as
$\tilde{F}^{\mu \nu}=\epsilon^{\mu \nu \rho \sigma}F_{ …
- 339