Post Utme Lead City University 2018 Physics Question 21

Practice objective / multiple choice question 21 from the 2018 Post Utme Lead City University Physics examination.

Post Utme Lead City University 2018 Physics Objective / Multiple Choice
Question 21 POST_UTME_LEAD_CITY_UNIVERSITY • 2018 • PHYSICS • objective

A radioactive sample emits \alpha particles with a half-life of 5 days. If the initial activity is 100 Bq, what is the activity after 15 days?

Answer Options

Correct Answer A. 12.5 Bq
B. 25 Bq
C. 50 Bq
D. 100 Bq
Correct Answer
A
Correct Option:
12.5 Bq

About This Question

This is Post Utme Lead City University 2018 Physics Question 21. It is one of the objective questions from the 2018 Post Utme Lead City University Physics examination.

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