Post Utme Rhema University 2020 Physics Question 39

Practice objective / multiple choice question 39 from the 2020 Post Utme Rhema University Physics examination.

Post Utme Rhema University 2020 Physics Objective / Multiple Choice
Question 39 POST_UTME_RHEMA_UNIVERSITY • 2020 • 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. 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 Rhema University 2020 Physics Question 39. It is one of the objective questions from the 2020 Post Utme Rhema University Physics examination.

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