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F = qvB in relativity

  1. Nov 19, 2009 #1
    A charge q has a velocity v in the magnetic field B if v is nearly to velocity of light.
    Can we use F = qvB.
    Thank you.
     
  2. jcsd
  3. Nov 19, 2009 #2

    jtbell

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    Staff: Mentor

    Yes.
     
  4. Nov 20, 2009 #3
    If the source of magnetic field has a velocity vs .
    F = ? :confused:
     
  5. Nov 20, 2009 #4

    clem

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    Science Advisor

    F depends only on B, not where it came from. The F means dp/dt.
     
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