Post Utme Joseph Ayo Babalola University 2019 Physics Question 8

Practice objective / multiple choice question 8 from the 2019 Post Utme Joseph Ayo Babalola University Physics examination.

Post Utme Joseph Ayo Babalola University 2019 Physics Objective / Multiple Choice
Question 8 POST_UTME_JOSEPH_AYO_BABALOLA_UNIVERSITY • 2019 • PHYSICS • objective

A radioactive sample of $^{238} \text{U}$ has an initial activity of $1.0 \times 10^4 \text{ Bq}$. If the half-life of $^{238} \text{U}$ is $4.5 \times 10^9 \text{ years}$, calculate the activity of the sample after $1.0 \times 10^9 \text{ years}$.

Answer Options

A. $5.0 \times 10^3 \text{ Bq}$
Correct Answer B. $1.0 \times 10^4 \text{ Bq}$
C. $2.0 \times 10^4 \text{ Bq}$
D. $5.0 \times 10^4 \text{ Bq}
Correct Answer
B
Correct Option:
$1.0 \times 10^4 \text{ Bq}$

About This Question

This is Post Utme Joseph Ayo Babalola University 2019 Physics Question 8. It is one of the objective questions from the 2019 Post Utme Joseph Ayo Babalola University Physics examination.

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