Post Utme Unilorin 2017 Physics Question 5

Practice objective / multiple choice question 5 from the 2017 Post Utme Unilorin Physics examination.

Post Utme Unilorin 2017 Physics Objective / Multiple Choice
Question 5 POST_UTME_UNILORIN • 2017 • PHYSICS • objective

A radioactive sample decays at a rate of 5% per hour. If the initial activity is 1000 Bq, what is the activity after 3 hours?

Answer Options

A. \( 250 , \text{Bq} \)
B. \( 375 , \text{Bq} \)
C. \( 500 , \text{Bq} \)
Correct Answer D. \( 625 , \text{Bq} \)
Correct Answer
D
Correct Option:
\( 625 , \text{Bq} \)

About This Question

This is Post Utme Unilorin 2017 Physics Question 5. It is one of the objective questions from the 2017 Post Utme Unilorin Physics examination.

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