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प्रश्न
What is the value of the speed of gamma radiations in air or vacuum?
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उत्तर
Speed of γ radiation = 3 × 108 m/s in air or vacuum.
संबंधित प्रश्न
State two similarities and two dissimilarities between the γ-rays and X-rays.
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Complete the following radioactive reaction:
\[\ce{^-_-X -> ^-_-Y + ^4_2He -> ^234_91Z + ^0_-1e}\]
