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6 Particles and medical physics
Quick questions on Radioactive decay: the decay constant, activity, half-life and dating - OCR A-Level Physics A
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State what is meant by the activity of a radioactive source and its unit. [2 marks]
What is q2?Show answer
A source has a decay constant of . Find its half-life. Take .
What is q3?Show answer
Explain what is meant by saying radioactive decay is random and spontaneous. [2 marks]
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