Post Utme Ui 2017 Physics Question 28

Practice objective / multiple choice question 28 from the 2017 Post Utme Ui Physics examination.

Post Utme Ui 2017 Physics Objective / Multiple Choice
Question 28 POST_UTME_UI • 2017 • PHYSICS • objective

A radioactive sample has a half-life of 2 years. If the initial activity of the sample is 100 Bq, what is the activity of the sample after 4 years?

Answer Options

A. 12.5 Bq
Correct Answer B. 25 Bq
C. 50 Bq
D. 100 Bq
Correct Answer
B
Correct Option:
25 Bq

About This Question

This is Post Utme Ui 2017 Physics Question 28. It is one of the objective questions from the 2017 Post Utme Ui Physics examination.

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