Post Utme Aaua 2018 Physics Question 21

Practice objective / multiple choice question 21 from the 2018 Post Utme Aaua Physics examination.

Post Utme Aaua 2018 Physics Objective / Multiple Choice
Question 21 POST_UTME_AAUA • 2018 • PHYSICS • objective

A particle of mass $m$ is confined to a one-dimensional box of length $L$. The ground state wave function of the particle is given by (psi(x) = \sqrt{\frac{2}{L}} \sinleft\( \frac{pi x}{L}\right \)). What is the expectation value of the position operator for this state?

Answer Options

Correct Answer A. \frac{L}{2}
B. \frac{L}{4}
C. \frac{3L}{4}
D. \frac{L}{\pi}
Correct Answer
A
Correct Option:
\frac{L}{2}

About This Question

This is Post Utme Aaua 2018 Physics Question 21. It is one of the objective questions from the 2018 Post Utme Aaua Physics examination.

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