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Question
What is meant by pair production and annihilation ?
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Solution
The
conversion of a photon into an electron-positron pair on its
interaction with the strong electric field surrounding a nucleus is
called pair production.
The converse of pair production in which an
electron and positron combine to produce two photons is known as
annihilation of matter.
The converse of pair production in which an electron and positron combine to produce two photons is known as annihilation of matter.
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