Post Utme Unilorin 2020 Physics Question 16

Practice objective / multiple choice question 16 from the 2020 Post Utme Unilorin Physics examination.

Post Utme Unilorin 2020 Physics Objective / Multiple Choice

Question 16 POST_UTME_UNILORIN • 2020 • PHYSICS • objective

A radioactive sample of Δₗ emits Δₗπ particles with a half-life of 3.8 days. If 75% of the sample decays in 11.4 days, what is the decay cons\tant λ?

Answer Options

Correct Answer A. 0.0183 day⁻¹²

B. 0.0185 day⁻¹²

C. 0.0187 day⁻¹²

D. 0.0189 day⁻¹²

Correct Answer

Correct Option:

0.0183 day⁻¹²

About This Question

This is Post Utme Unilorin 2020 Physics Question 16. It is one of the objective questions from the 2020 Post Utme Unilorin Physics examination.

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