Post Utme Uniosun 2022 Physics Question 17

Practice objective / multiple choice question 17 from the 2022 Post Utme Uniosun Physics examination.

Post Utme Uniosun 2022 Physics Objective / Multiple Choice
Question 17 POST_UTME_UNIOSUN • 2022 • 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

A. 25 Bq
Correct Answer B. 50 Bq
C. 75 Bq
D. 100 Bq
Correct Answer
B
Correct Option:
50 Bq

About This Question

This is Post Utme Uniosun 2022 Physics Question 17. It is one of the objective questions from the 2022 Post Utme Uniosun Physics examination.

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