Eddy Current -- from Eric Weisstein's World of Physics

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Eddy Current

An eddy current is a residual current which flows after time-varying electric E and magnetic fields B are removed. In cgs,

(1)
(2)
(3)

for slowly varying fields, where c is the speed of light, J is the current density, and is the conductivity.


© 1996-2007 Eric W. Weisstein

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