A particle of mass m and charge q enters a magnetic field B perpendicularly with a velocity v. The radius of the circular path described by it will be
A. Bq / mv
B. mq / Bv
C. mB / qv
D. mv / Bq
Answer:D
A particle of mass m and charge q enters a magnetic field B perpendicularly with a velocity v. The radius of the circular path described by it will be
A. Bq / mv B. mq / Bv C. mB / qv D. mv / Bq