. When an electron and a positron combine together in such a way that both of them disappear and their combined mass reappear as two gamma ray photons. This is called __________. (Photoelectric effect, Annihilation, X-rays production, Compton effect)

Asked by Narendra Kumar Sharma 22/02/2015 Last Modified 07/10/2025

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. When an electron and a positron combine together in such a way that both of them disappear and their combined mass reappear as two gamma ray photons. This is called __________. (Photoelectric effect, Annihilation, X-rays production, Compton effect)

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