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प्रश्न
Write one balanced equation to show Emission of `beta^-` (i.e. a negative beta particle)
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उत्तर
Emission of `beta^-` (i.e. a negative beta particle)
When an energetic `gamma` - ray photon falls on heavy substance, it is absorbed by some nucleus of the substance, and its energy gives rise to the production of an electron and a position. This phenomenon in which energy is converted into mass is called pair production.
Equation :

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