A gamma ray of exactly 1.022 MeV produces an e+ and e-. The e+ and e-...

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Physics

A gamma ray of exactly 1.022 MeV produces an e+ ande-. The e+ and e- have zeromomentum.

a) What is the momentum of the gamma ray?

b) Where does the momentum go to keep conservation ofmomentum.

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This question is very famous concept of quantum mechanics namedPair Productionif you are not aware of this topici will recommend you to use any book on modernphysics in which you are comfortable my personal choiceis Modern physics by Arthur Beisera The    See Answer
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