A Quantum-Mechanical Particle of Mass M Is Contained Within a Three-Dimensional

question 10

Multiple Choice

A quantum-mechanical particle of mass m is contained within a three-dimensional box with all sides of the same length L. What is the degeneracy of the level with energy 9h² / 8mL²?

• A) 9
• B) 2
• C) 1
• D) 6

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