Post Utme Elizade University 2020 Physics Question 31

Practice objective / multiple choice question 31 from the 2020 Post Utme Elizade University Physics examination.

Post Utme Elizade University 2020 Physics Objective / Multiple Choice
Question 31 POST_UTME_ELIZADE_UNIVERSITY • 2020 • 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_1(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

A. 0
Correct Answer B. \frac{L}{2}
C. L
D. \frac{3L}{4}
Correct Answer
B
Correct Option:
\frac{L}{2}

About This Question

This is Post Utme Elizade University 2020 Physics Question 31. It is one of the objective questions from the 2020 Post Utme Elizade University Physics examination.

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