Post Utme Elizade University 2020 Physics Question 38

Practice objective / multiple choice question 38 from the 2020 Post Utme Elizade University Physics examination.

Post Utme Elizade University 2020 Physics Objective / Multiple Choice
Question 38 POST_UTME_ELIZADE_UNIVERSITY • 2020 • PHYSICS • objective

A radioactive sample decays with a half-life of $T_{1/2} = 5\,\text{years}$. If the initial activity is $A_0 = 100\,\text{Bq}$, what is the activity $A(t)$ after $t = 10\,\text{years}$?

Answer Options

A. 12.5\,\text{Bq}
Correct Answer B. 25\,\text{Bq}
C. 50\,\text{Bq}
D. 100\,\text{Bq}
Correct Answer
B
Correct Option:
25\,\text{Bq}

About This Question

This is Post Utme Elizade University 2020 Physics Question 38. It is one of the objective questions from the 2020 Post Utme Elizade University Physics examination.

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