Atoms And Nuclei Question 371

Question: Consider α particles, β particles and γ - rays, each having an energy of 0.5 MeV. In increasing order of penetrating powers, the radiations are:

Options:

A) α,β,γ

B) α,β,γ

C) β,γ,α

D) γ,β,α

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Answer:

Correct Answer: A

Solution:

  • The penetrating power is dependent on velocity. For a given energy, the velocity of y radiation is highest and a-particle is least.


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