Physics

Problem

Which of the following expressions gives the frequency with which a non-relativistic charged particle of charge

q

and mass

m

revolves in a uniform magnetic field

B

inside a cyclotron? a)

f = \dfrac{qB}{m}

f = \dfrac{qB}{4\pi m}

f = \dfrac{qB}{2\pi m}

f = \dfrac{2\pi qB}{m}