When a particle of charge q and mass m enters into a uniform magnetic field B moving with a velocity v perpendicular to the direction for the field it describes a circular path of radius___________________?

When a particle of charge q and mass m enters into a uniform magnetic

1.	When a particle of charge q and mass m enters into a uniform magnetic field B moving with a velocity v perpendicular to the direction for the field it describes a circular path of radius___________________?
A.	R=qB/mV
B.	R=mV/qB
C.	R=qmV/B
D.	R=qmB/V
Answer» C. R=qmV/B