Post Utme Uniport 2021 Physics Question 34

Practice objective / multiple choice question 34 from the 2021 Post Utme Uniport Physics examination.

Post Utme Uniport 2021 Physics Objective / Multiple Choice

Question 34 POST_UTME_UNIPORT • 2021 • PHYSICS • objective

A quantum particle is in a one-dimensional box of length $L$. If the particle's wave function is $\psi(x) = A \sin$ \frac{n\pi x}{L} $$, what is the particle's momentum?

Correct Answer A. $\hbar \frac{n\pi}{L}$

B. $\hbar \frac{n\pi}{2L}$

C. $\hbar \frac{n\pi}{3L}$

D. $\hbar \frac{n\pi}{4L}$

Correct Answer

Correct Option:

$\hbar \frac{n\pi}{L}$

This is Post Utme Uniport 2021 Physics Question 34. It is one of the objective questions from the 2021 Post Utme Uniport Physics examination.

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