In photo-emission, the number of photo-electrons ejected per second depends on the?
A
frequency of the beam
B
work function of the metal
C
threshold frequency of the metal
D
intensity of the beam
Verified Correct Answer: D.
Physical Principles & Numerical Solution
The photoelectric effect is dependent upon various factors including frequency of light, intensity of light, nature of material, energy of light and potential difference.
Source: WAEC / JAMB / NECO Classroom Archive (Record #27370)