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Chain Reaction of Uranium

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Question

What is the value of the speed of gamma radiations in air or vacuum?

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Solution

Gamma rays are the highly energetic photons that are emitted by the nucleus of a radioactive element.
Gamma radiation is a type of electromagnetic radiation which travels at the speed of light.
Therefore the speed of gamma radiation in air or vacuum is equal to the $3 \times 10^{8} m / s$ .

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