question_answer

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                                   [MP PMT 2000]

A)            \[Bq/mv\]                             

B)            \[mq/Bv\]

C)            \[mB/qv\]                             

D)            \[mv/Bq\]