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Which of the following arrangements of radiations is in the order of decreasing penetrating power?

Physics
WAEC 2012

Which of the following arrangements of radiations is in the order of decreasing penetrating power?

  • A. \(\alpha, \beta, \gamma\)
  • B. \(\alpha, \gamma, \beta\)
  • C. \(\gamma, \beta, \alpha\)
  • D. \(\beta, \gamma, \alpha\)
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Correct Answer: Option C
Explanation

The alpha rays are the least penetrating, followed by beta rays, and gamma rays are the most penetrating.

in descending order \(\gamma, \beta, \alpha\)

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