Post Utme Lead City University 2023 Physics Question 12

Practice objective / multiple choice question 12 from the 2023 Post Utme Lead City University Physics examination.

Post Utme Lead City University 2023 Physics Objective / Multiple Choice
Question 12 POST_UTME_LEAD_CITY_UNIVERSITY • 2023 • PHYSICS • objective

A radioactive sample has a half-life of $t_{1/2}$. If the initial activity of the sample is $A_0$, what is the activity of the sample 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/t_{1/2}} - A_0
Correct Answer
A
Correct Option:
A_0 \left\( \frac{1}{2}\right \)^{t/t_{1/2}}

About This Question

This is Post Utme Lead City University 2023 Physics Question 12. It is one of the objective questions from the 2023 Post Utme Lead City University Physics examination.

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