Post Utme Covenant University 2018 Physics Question 37

Practice objective / multiple choice question 37 from the 2018 Post Utme Covenant University Physics examination.

Post Utme Covenant University 2018 Physics Objective / Multiple Choice
Question 37 POST_UTME_COVENANT_UNIVERSITY • 2018 • PHYSICS • objective

A radioactive sample decays with 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_0 \left\( \frac{1}{2}\right \)^{t/T_{1/2}}
B. A_0 \left\( \frac{1}{2}\right \)^{T_{1/2}/t}
C. A_0 \left\( \frac{1}{2}\right \)^{t/T_{1/2}} + A_0
D. A_0 \left\( \frac{1}{2}\right \)^{T_{1/2}/t}
Correct Answer
A
Correct Option:
A_0 \left\( \frac{1}{2}\right \)^{t/T_{1/2}}

About This Question

This is Post Utme Covenant University 2018 Physics Question 37. It is one of the objective questions from the 2018 Post Utme Covenant University Physics examination.

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