Post Utme Babcock University 2020 Physics Question 32

Practice objective / multiple choice question 32 from the 2020 Post Utme Babcock University Physics examination.

Post Utme Babcock University 2020 Physics Objective / Multiple Choice
Question 32 POST_UTME_BABCOCK_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. 50 Bq
B. 25 Bq
Correct Answer C. 12.5 Bq
D. 6.25 Bq
Correct Answer
C
Correct Option:
12.5 Bq

About This Question

This is Post Utme Babcock University 2020 Physics Question 32. It is one of the objective questions from the 2020 Post Utme Babcock University Physics examination.

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