Photoelectric Effects and deBroglie Equation: Practice Problem & Solution

Solution Explained:

To solve this problem, we apply the core principles of Photoelectric Effects and deBroglie Equation. Understanding the underlying formula is key to arriving at the correct answer below:

The de Broglie wavelength of a particle of mass m and velocity v is given by $\lambda = \frac{h}{p} = \frac{h}{mv}$.