Post Utme Futa 2021 Physics Question 9

Practice objective / multiple choice question 9 from the 2021 Post Utme Futa Physics examination.

Post Utme Futa 2021 Physics Objective / Multiple Choice

Question 9 POST_UTME_FUTA • 2021 • PHYSICS • objective

A radioactive sample of uranium-238 decays into thorium-234 with a half-life of 4.5 x 10^9 years. If the initial activity of the sample is 10^6 Bq, find the activity of the sample after 10^9 years.

Correct Answer A. A = 10^3 Bq

B. A = 10^4 Bq

C. A = 10^5 Bq

D. A = 10^6 Bq

Correct Answer

Correct Option:

A = 10^3 Bq

This is Post Utme Futa 2021 Physics Question 9. It is one of the objective questions from the 2021 Post Utme Futa Physics examination.

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