Post Utme Unilorin 2022 Physics Question 14

Practice objective / multiple choice question 14 from the 2022 Post Utme Unilorin Physics examination.

Post Utme Unilorin 2022 Physics Objective / Multiple Choice
Question 14 POST_UTME_UNILORIN • 2022 • PHYSICS • objective

A sample of radioactive material has a half-life of $T_{1/2}$. If the initial activity is $A_0$, find the activity $A$ after a time $t$.

Answer Options

Correct Answer A. A = A_0 \left\( \frac{1}{2}\right \)^{t/T_{1/2}}
B. A = A_0 \left\( \frac{1}{2}\right \)^{T_{1/2}/t}
C. A = A_0 \left\( \frac{1}{2}\right \)^{t/2T_{1/2}}
D. A = A_0 \left\( \frac{1}{2}\right \)^{2T_{1/2}/t}
Correct Answer
A
Correct Option:
A = A_0 \left\( \frac{1}{2}\right \)^{t/T_{1/2}}

About This Question

This is Post Utme Unilorin 2022 Physics Question 14. It is one of the objective questions from the 2022 Post Utme Unilorin Physics examination.

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