Post Utme Afe Babalola University 2018 Physics Question 38

Practice objective / multiple choice question 38 from the 2018 Post Utme Afe Babalola University Physics examination.

Post Utme Afe Babalola University 2018 Physics Objective / Multiple Choice
Question 38 POST_UTME_AFE_BABALOLA_UNIVERSITY • 2018 • PHYSICS • objective

A radioactive sample has a half-life of 10 years. If the initial activity of the sample is 100 Bq, calculate the activity of the sample after 20 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 Afe Babalola University 2018 Physics Question 38. It is one of the objective questions from the 2018 Post Utme Afe Babalola University Physics examination.

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