Post Utme Uniosun 2023 Physics Question 14

Practice objective / multiple choice question 14 from the 2023 Post Utme Uniosun Physics examination.

Post Utme Uniosun 2023 Physics Objective / Multiple Choice
Question 14 POST_UTME_UNIOSUN • 2023 • PHYSICS • objective

A radioactive sample decays at a rate of 0.05% per hour. If the initial activity is 1000 Bq, what is the activity after 5 hours?

Answer Options

Correct Answer A. 900 Bq
B. 950 Bq
C. 990 Bq
D. 1000 Bq
Correct Answer
A
Correct Option:
900 Bq

About This Question

This is Post Utme Uniosun 2023 Physics Question 14. It is one of the objective questions from the 2023 Post Utme Uniosun 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