Post Utme Nile University 2022 Physics Question 24

Practice objective / multiple choice question 24 from the 2022 Post Utme Nile University Physics examination.

Post Utme Nile University 2022 Physics Objective / Multiple Choice
Question 24 POST_UTME_NILE_UNIVERSITY • 2022 • 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

Correct Answer A. 12.5 Bq
B. 25 Bq
C. 50 Bq
D. 100 Bq
Correct Answer
A
Correct Option:
12.5 Bq

About This Question

This is Post Utme Nile University 2022 Physics Question 24. It is one of the objective questions from the 2022 Post Utme Nile University Physics examination.

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