Physics (AS & A Level) · Oct / Nov 2016 · Paper 11 · Question 39
9702Atoms, nuclei and radiation
What are the correct descriptions of a γ-ray and a β– particle?
- Aγ-ray: high-speed electron; β– particle: electromagnetic radiation
- Bγ-ray: electromagnetic radiation; β– particle: helium-4 nucleus
- Cγ-ray: electromagnetic radiation; β– particle: high-speed electron
- Dγ-ray: high-speed electron; β– particle: helium-4 nucleus
As printed in the paper
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Correct answer: C. γ-ray: electromagnetic radiation; β– particle: high-speed electron
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