A Quantum-Mechanical Particle Rotating in Three Dimensions Has an Orbital

question 5

Multiple Choice

A quantum-mechanical particle rotating in three dimensions has an orbital angular momentum quantum number l = 2. What is the magnitude of the angular momentum?

• A) 2 kg m²
• B) 2 ℏ
• C) 3 ℏ
• D) 6^1/2 ℏ