Multiple Choice
Alpha particles (charge = +2e,mass = 6.68 × 10-27 kg) are accelerated in a cyclotron to a final orbit radius of 0.50 m.The magnetic field in the cyclotron is 0.50 T.The kinetic energy of an alpha particle in the final orbit is closest to:
A) 3.0 MeV
B) 2.6 MeV
C) 3.4 MeV
D) 3.9 MeV
E) 4.3 MeV
Correct Answer:

Verified
Correct Answer:
Verified
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