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What is the correct order of velocity of alpha `(alpha) and, " beta " (beta)` and gamma `(gamma)` raysA. `alpha gt beta gt gamma`B. `alpha gt gamma beta`C. `gamma gt alpha gt beta`D. `gamma gt beta gt alpha` |
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Answer» Correct Answer - D The velocity of `alpha`-rays are `~ (1)/(10)` th of that of light, that of `beta-`rays are `~(1)/(3) " to " (9)/(10)` th of that of light. The velocity of `gamma`-rays are same as that of light |
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