Q161. A photon of energy 4.1 MeV is incident on a lead nucleus., causing the creation of an electron-positron pair. They travel perpendicular to the initial direction of the photon.The energy of the electron is_________Physics — Dawn of Modern Physics — Question 161 of 217A. 4.1 MeVB. 2.05 MeVC. 1.02 MeVD. 0.51 MeVPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →