Post Utme Skyline University 2018 Physics Question 40

Practice objective / multiple choice question 40 from the 2018 Post Utme Skyline University Physics examination.

Post Utme Skyline University 2018 Physics Objective / Multiple Choice
Question 40 POST_UTME_SKYLINE_UNIVERSITY • 2018 • 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. 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 Skyline University 2018 Physics Question 40. It is one of the objective questions from the 2018 Post Utme Skyline University Physics examination.

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