Post Utme Babcock University 2018 Physics Question 8

Practice objective / multiple choice question 8 from the 2018 Post Utme Babcock University Physics examination.

Post Utme Babcock University 2018 Physics Objective / Multiple Choice
Question 8 POST_UTME_BABCOCK_UNIVERSITY • 2018 • PHYSICS • objective

A radioactive sample has a half-life of $T_{1/2}$. If the initial activity of the sample is $A_0$ and the activity at time $t$ is $A(t)$, what is the ratio of the activity at time $t$ to the initial activity?

Answer Options

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

About This Question

This is Post Utme Babcock University 2018 Physics Question 8. It is one of the objective questions from the 2018 Post Utme Babcock University Physics examination.

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