Post Utme Rsu 2024 Physics Question 3

Practice objective / multiple choice question 3 from the 2024 Post Utme Rsu Physics examination.

Post Utme Rsu 2024 Physics Objective / Multiple Choice
Question 3 POST_UTME_RSU • 2024 • PHYSICS • objective

A radioactive sample has a half-life of 10 years. If the initial activity is 100 Bq, what is the activity after 20 years?

Answer Options

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

About This Question

This is Post Utme Rsu 2024 Physics Question 3. It is one of the objective questions from the 2024 Post Utme Rsu Physics examination.

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