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Physics · Oct / Nov 2022 · Paper 12 · Question 37

5054The three types of emission

Three types of radiation emitted by unstable nuclei are helium nuclei, short wavelength electromagnetic waves and electrons. What are these three types of radiation?

  1. Ahelium nuclei: alpha; electromagnetic waves: gamma; electrons: beta
  2. Bhelium nuclei: beta; electromagnetic waves: gamma; electrons: alpha
  3. Chelium nuclei: gamma; electromagnetic waves: alpha; electrons: beta
  4. Dhelium nuclei: gamma; electromagnetic waves: beta; electrons: alpha

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Correct answer: A. helium nuclei: alpha; electromagnetic waves: gamma; electrons: beta

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