Post Utme Abu 2021 Physics Question 13
Practice objective / multiple choice question 13 from the 2021 Post Utme Abu Physics examination.
A radioactive sample has a half-life of $10$ years. If the initial activity is $100\,Bq$, what is the activity after $20$ years?
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About This Question
This is Post Utme Abu 2021 Physics Question 13. It is one of the objective questions from the 2021 Post Utme Abu Physics examination.
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