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Cambridge AS & A Level Physics

23Nuclear physics

Nuclear physics in Cambridge AS & A Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
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Lessons

  • Mass-energy equivalence, mass defect and binding energy

    50 min

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  • Nuclear fission and fusion

    45 min

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  • Radioactive decay: activity, decay constant and half-life

    55 min

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Sample question

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Nuclear physics: sample question

1 mark

A radioactive sample has a half-life of 8.0 hours. What fraction of the original nuclei remains undecayed after 32 hours?

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