Question: A 4.5 keV electron moves in a circular orbit that is perpendicular to a magnetic field of 0.75 T. (a) Find the radius of

A 4.5 keV electron moves in a circular orbit that is perpendicular

A 4.5 keV electron moves in a circular orbit that is perpendicular to a magnetic field of 0.75 T. (a) Find the radius of the orbit. (b) Find the frequency and period of the orbital motion.

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