Question:
The rest mass of an electron as well as that of positron is
Last updated: 6/9/2023
![The rest mass of an electron as well as that of positron is](https://media.kunduz.com/media/sug-question-candidate/20210620015126542390-2662149.jpg?h=512)
The rest mass of an electron as well as that of positron is 0 51 MeV When an electron and positron are annihilate they produce gamma rays of wavelength s O O 0 012 0 024