Post Utme Christopher University 2021 Physics Question 15
Practice objective / multiple choice question 15 from the 2021 Post Utme Christopher University 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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This is Post Utme Christopher University 2021 Physics Question 15. It is one of the objective questions from the 2021 Post Utme Christopher University Physics examination.
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