An alpha particle (q = +2e, m = 4.00 u) travels in a circular path of radius 7.00 centimeter in a magnetic field with B = 1.60 T. Determine the following values.
(a) the speed of the particle
m/s
(b) its period of revolution
s
(c) its kinetic energy
eV
(d) the potential difference through which it would have to beaccelerated to achieve this energy
V