Post Utme Babcock University 2019 Physics Question 28

Practice objective / multiple choice question 28 from the 2019 Post Utme Babcock University Physics examination.

Post Utme Babcock University 2019 Physics Objective / Multiple Choice
Question 28 POST_UTME_BABCOCK_UNIVERSITY • 2019 • PHYSICS • objective

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

Answer Options

A. 50 Bq
B. 25 Bq
C. 12.5 Bq
Correct Answer D. 6.25 Bq
Correct Answer
D
Correct Option:
6.25 Bq

About This Question

This is Post Utme Babcock University 2019 Physics Question 28. It is one of the objective questions from the 2019 Post Utme Babcock University Physics examination.

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