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Magnetic field and Relativity

  1. Nov 20, 2009 #1
    We can use B = [tex]\frac{\mu}{4\pi}[/tex] [tex]\frac{q[vr]}{r3}[/tex]
    when v << c (c is a speed of light) but if v is nearly to c we can't use this formula.
    What is a formula when v is nearly to c.
  2. jcsd
  3. Nov 20, 2009 #2
    r3[/SUP ] is r3
  4. Nov 20, 2009 #3


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    Staff: Mentor

  5. Nov 20, 2009 #4
    Thank you.
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