GKFix MCQ Question

What is the de Broglie wavelength of a dust particle of mass 1.0 × 10⁻⁹ kg drifting at 2.2 m/s?

• A. 2.4 × 10⁻²⁵ m
• B. 2.7 × 10⁻²⁵ m
• C. 3.01 × 10⁻²⁵ m
• D. 3.5 × 10⁻²⁵ m