61 If mass of electron is equal to 1840 mass of proton then

Last updated: 6/27/2023

61 If mass of electron is equal to 1840 mass of proton then energy of y photon required for the pair production of an electron and positron is 1 Less than 1 01 MeV 2 Equal to 1 01 MeV 3 Greater than 1 01 MeV times the Less than or equal to 1 01 MeV E