1. Jun 14, 2008 #1

   understand.

   

   How are Electromagnetic forces created by a current?

    

   understand., Jun 14, 2008
2. 
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3. Jun 14, 2008 #2

   jtbell

   

   Staff: Mentor

   The current produces a magnetic field [itex]\vec B[/itex]. If there is a net nonzero electric charge, then it produces an electric field [itex]\vec E[/itex] also. These fields produce magnetic and electric forces on nearby charges: [itex]\vec F = q (\vec E + \vec v \times \vec B)[/itex].

    

   jtbell, Jun 14, 2008

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