Post Utme Nile University 2021 Physics Question 33

Practice objective / multiple choice question 33 from the 2021 Post Utme Nile University Physics examination.

Post Utme Nile University 2021 Physics Objective / Multiple Choice
Question 33 POST_UTME_NILE_UNIVERSITY • 2021 • PHYSICS • objective

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

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 Nile University 2021 Physics Question 33. It is one of the objective questions from the 2021 Post Utme Nile University 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