Post Utme Elizade University 2018 Physics Question 3

Practice objective / multiple choice question 3 from the 2018 Post Utme Elizade University Physics examination.

Post Utme Elizade University 2018 Physics Objective / Multiple Choice
Question 3 POST_UTME_ELIZADE_UNIVERSITY • 2018 • PHYSICS • objective

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

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 Elizade University 2018 Physics Question 3. It is one of the objective questions from the 2018 Post Utme Elizade University Physics examination.

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