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Homework Help: The period of circular motion

  1. Mar 27, 2009 #1
    1. The problem statement, all variables and given/known data
    Alpha particles (charge= +2e, mass= 6.68*10-27kg) are acclerated in a cyclotron to a final orbit radius of .30 m. THe magnetic field in the cyclotron is .80 T. The period of circular motion is?

    2. Relevant equations

    There might be more!

    3. The attempt at a solution
  2. jcsd
  3. Mar 27, 2009 #2


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    Homework Helper

    Welcome to PF.

    Don't you want to consider the effect of centripetal acceleration?

    Won't mv2/R = qv X B yield your velocity and from that you can figure how long to make 1 revolution?
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