Post Utme Madonna University 2022 Physics Question 18

Practice objective / multiple choice question 18 from the 2022 Post Utme Madonna University Physics examination.

Post Utme Madonna University 2022 Physics Objective / Multiple Choice
Question 18 POST_UTME_MADONNA_UNIVERSITY • 2022 • PHYSICS • objective

A radioactive sample decays at a rate of 5% per hour. If the initial activity of the sample is 100 Bq, what is the activity of the sample after 2 hours?

Answer Options

A. 50 Bq
Correct Answer B. 86.5 Bq
C. 100 Bq
D. 150 Bq
Correct Answer
B
Correct Option:
86.5 Bq

About This Question

This is Post Utme Madonna University 2022 Physics Question 18. It is one of the objective questions from the 2022 Post Utme Madonna University Physics examination.

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