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Properties of Charges

in a process,...

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in a process, a gamma photon produces a pair of particle, positron and electron. what should be the minimum energy of photon for pair production and why

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γ

ray photon produces an electron positron pair. If the rest mass energy of electron is

0.51 M e v

and the total kinetic energy of electron - positron pair is

0.78 M e V

then the energy of

γ

- ray photon is

M e v

Q. What is the minimum energy which a gamma ray photon must possess in order to produce electron-positron pair?

Q. A gamma ray photon creates an electron-positron pair. If the rest mass energy of an electron is

0.5 M e V

and the total kinetic energy of the electron-positron pair is

0.78 M e V

, then the energy of the gamma ray photon must be

Q. A photon creates a pair of electron-positron with equal kinetic energy. Let kinetic energy of each particle is 0.29 MeV. Then what should be energy of the photon

Q. A gamma ray photon creates an electron, positron pair. If the rest mass energy of an electron is 0.5 MeV and the total KE of the electron, positron pair is 0.78 MeV, then the energy of the gamma ray photon must be :

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