Post Utme Esut 2025 Physics Question 17

Practice objective / multiple choice question 17 from the 2025 Post Utme Esut Physics examination.

Post Utme Esut 2025 Physics Objective / Multiple Choice
Question 17 POST_UTME_ESUT • 2025 • 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

Correct Answer A. 25 Bq
B. 50 Bq
C. 75 Bq
D. 100 Bq
Correct Answer
A
Correct Option:
25 Bq

About This Question

This is Post Utme Esut 2025 Physics Question 17. It is one of the objective questions from the 2025 Post Utme Esut Physics examination.

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support