![A 1 MeV positron and a 1 MeV electron meet each moving in opposite directions. They annihilate each other by emitting two photons. If the rest mass energy of an electron is A 1 MeV positron and a 1 MeV electron meet each moving in opposite directions. They annihilate each other by emitting two photons. If the rest mass energy of an electron is](https://search-static.byjusweb.com/question-images/toppr_invalid/questions/1329308_1139795_ans_d7e970046c3d448a9140defeca7b21ce.jpg)
A 1 MeV positron and a 1 MeV electron meet each moving in opposite directions. They annihilate each other by emitting two photons. If the rest mass energy of an electron is
9. The de Broglie wavelength of 1 MeV proton is(b) 3.33 x 10 30m(d) 2.86 x 10 14m(a) 663 x 10 3Am(c) 2.32 x 10 20m
Express one atomic mass unit in energy units first in joule and then in MeV using this express the mass defect of 16/8 O in meV - Sarthaks eConnect | Largest Online Education Community
![PDF] Generation of mega-electron-volt electron beams by an ultrafast intense laser pulse | Semantic Scholar PDF] Generation of mega-electron-volt electron beams by an ultrafast intense laser pulse | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/d589b2dbabb42b657fed8b0dfb6f36468734f74c/3-Figure3-1.png)