Physics · BGCSE / Atomic and nuclear physics
Multiple choicePast exam questionForm 5 · BGCSE
A radioactive sample has a half-life of 10 minutes. There are 2000 radioactive atoms remaining in the sample at 0630 hours. How many radioactive atoms were there at 0600 hours on the same day?
Source: BEC BGCSE Physics 2024, Paper 1, Question 39
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