AIPMT PRELIMS2004Physics-Semiconductors
AIPMT PRELIMS 2004 Physics Photoelectric Effect MCQ Question
Type: MCQ-conceptual-Medium-Class 12
In a p-n junction photo cell, the value of the photo electromotive force produced by monochromatic light is proportional to :-
A
The intensity of the light falling on the cell
B
The frequency of the light falling on the cell
C
The voltage applied at the p-n junction
D
The barrier voltage at the p-n junction
Correct Answer
Option A
Detailed Explanation
The photoelectric effect depends on the frequency of the incident light, not its intensity.
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