Alpha Particles (Charge = +2e,mass = 6

Multiple Choice

Alpha particles (charge = +2e,mass = 6.68 × 10^-27 kg,e = 1.60 × 10^-19C) 0.87 μs.

A) 0.44 μs.
B) 0.67 μs.
C) are accelerated in a cyclotron to a final orbit radius of 0.90 m. The magnetic field in the cyclotron is 0.30 T. The period of the circular motion of the alpha particles is closest to
D) 1.1 μs.