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Physics · Oct / Nov 2023 · Paper 11 · Question 36

5054The three types of emission

Alpha (α) particles and beta (β) particles are emitted during radioactive decay. Which particle has the weaker ionising effect and which has the weaker penetrating power?

  1. Aweaker ionising effect: α, weaker penetrating power: α
  2. Bweaker ionising effect: α, weaker penetrating power: β
  3. Cweaker ionising effect: β, weaker penetrating power: α
  4. Dweaker ionising effect: β, weaker penetrating power: β

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Correct answer: C. weaker ionising effect: β, weaker penetrating power: α

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