Post Utme Osustech 2020 Physics Question 21
Practice objective / multiple choice question 21 from the 2020 Post Utme Osustech Physics examination.
A radioactive sample of Δₗ (Americium) has a half-life of 432 years. If the initial activity is 2.5 × 10¹ Bq, what is the activity after 720 years?
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This is Post Utme Osustech 2020 Physics Question 21. It is one of the objective questions from the 2020 Post Utme Osustech Physics examination.
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