Question 50An electron of charge 1.6 x 1019C is accelerated in vacuum from rest at zero volt towards a plate of 40KV. Calculate the kinetic energy of the electron.A.4 x 10 25JB.4 x 1021 JC.6.4 x 1020 JD.6.4 x 10-15 JE.2.5 x 1020 JObjective Show full explanation