Post Utme Redeemers University 2022 Physics Question 19

Practice objective / multiple choice question 19 from the 2022 Post Utme Redeemers University Physics examination.

Post Utme Redeemers University 2022 Physics Objective / Multiple Choice
Question 19 POST_UTME_REDEEMERS_UNIVERSITY • 2022 • PHYSICS • objective

A radioactive sample decays at a rate given by the equation $N(t) = N_0e^{-lambda t}$. If the initial number of nuclei is $N_0 = 10^6$ and the decay cons\tant is $lambda = 0.1\text{ s}^{-1}$, what is the number of nuclei remaining after $t = 10\text{ s}$?

Answer Options

A. $N(10) = 10^6e^{-1}$
Correct Answer B. $N(10) = 10^6e^{-0.1}$
C. $N(10) = 10^6e^{-10}$
D. $N(10) = 10^6e^{-0.01}$
Correct Answer
B
Correct Option:
$N(10) = 10^6e^{-0.1}$

About This Question

This is Post Utme Redeemers University 2022 Physics Question 19. It is one of the objective questions from the 2022 Post Utme Redeemers University Physics examination.

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