A Deuteron Is Accelerated from Rest Through a 10-KV Potential

Multiple Choice

A deuteron is accelerated from rest through a 10-kV potential difference and then moves perpendicularly to a uniform magnetic field with B = 1.6 T. What is the radius of the resulting circular path? (deuteron: m = 3.3 × 10−27 kg, q = 1.6 × 10−19 C)

A) 19 mm
B) 13 mm
C) 20 mm
D) 10 mm
E) 9.0 mm