AIPMT PRELIMS2011Physics-Electromagnetic Waves
AIPMT PRELIMS 2011 Physics Photoelectric Effect MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Photoelectric emission occurs only when the incident light has more than a certain minimum
A
Frequency
B
Power
C
Wavelength
D
Intensity
Correct Answer
Option A
Detailed Explanation
Photoelectric emission requires the incident light to have a frequency higher than the threshold frequency to provide sufficient energy to eject electrons.
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