A positron (q = +e) moves at 3.2 multiply.gif 107 m/s in a magnetic field of magnitude 0.46 T. The magnetic force on the positron has magnitude 1.4 multiply.gif 10-12 N.
(a) What is the component of the positron's velocity perpendicular to the magnetic field?
m/s
(b) What is the component of the positron's velocity parallel to the magnetic field?
m/s
(c) What is the angle between the velocity and the field?
°