The alpha particle (q = +2e, m = 4.00 u) travels in the circular path of radius 5.00 cm in a magnetic field having B = 1.40 T. Compute the given values.
(i) The speed of particle.
(ii) Its period of revolution.
(iii) Its kinetic energy
(iv) The potential difference via which it would have to be accelerated to accomplish this energy.