Post Utme Redeemers University 2021 Physics Question 19

Practice objective / multiple choice question 19 from the 2021 Post Utme Redeemers University Physics examination.

Post Utme Redeemers University 2021 Physics Objective / Multiple Choice
Question 19 POST_UTME_REDEEMERS_UNIVERSITY • 2021 • PHYSICS • objective

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

Answer Options

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

About This Question

This is Post Utme Redeemers University 2021 Physics Question 19. It is one of the objective questions from the 2021 Post Utme Redeemers University Physics examination.

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