Concept explainers
Explain why the existence of a frequency below which photoelectrons are not emitted.
Explanation of Solution
The
Quantized energy of the photon,
Here, h is Plank's constant, f is the frequency of wave, ( is the wavelength of photon and c is the
A free moving electron in metal does not eject out of the surface of metal on their own. The minimum amount of energy necessary to take a free electron out of metal is called work function.
Work function,
Here, h is Plank's constant, fo is threshold frequency of the wave, (o is threshold wavelength of photon and c is the speed of light..
When
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