Solve only dIf i see any ChatGPT answer get ready to get multiple dislikes if u r not sure just skip do not give me wrong answer. :
(d)Compute the mass m and speed v of an electron having kinetic energy = 1.5 MeV. [Given rest mass of electron mo = 9.110-31 kg, Velocity of light C = 3108 m/sec] (e)Deduce the velocity addition law along x-direction.