Physics-Davisson-Germer Experiment
NEET Physics Davisson-Germer Experiment MCQ Question
Type: MCQ-fact-Easy-Class 12
What phenomenon was observed when certain metals were irradiated by ultraviolet light in 1887?
A
Emission of negatively charged particles
B
Absorption of light energy
C
Reflection of light
D
Increase in temperature
Correct Answer
Option A
Detailed Explanation
In 1887, it was found that certain metals, when irradiated by ultraviolet light, emitted negatively charged particles. This observation is significant in the context of the dual nature of matter and radiation.
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