Post Utme Caleb University 2019 Physics Question 26

Practice objective / multiple choice question 26 from the 2019 Post Utme Caleb University Physics examination.

Post Utme Caleb University 2019 Physics Objective / Multiple Choice
Question 26 POST_UTME_CALEB_UNIVERSITY • 2019 • PHYSICS • objective

A 5.0 g sample of a radioactive subs\tance decays to 3.125 g in 1000 seconds. Calculate the decay cons\tant (λ) u\sing the formula: ln\( N0/N \) = λt, where N0 is the initial mass and N is the mass at time t.

Answer Options

A. 0.0005 s^-1
B. 0.001 s^-1
Correct Answer C. 0.002 s^-1
D. 0.005 s^-1
Correct Answer
C
Correct Option:
0.002 s^-1

About This Question

This is Post Utme Caleb University 2019 Physics Question 26. It is one of the objective questions from the 2019 Post Utme Caleb University Physics examination.

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