NEET Physics Davisson-Germer Experiment MCQ Question
What phenomenon was observed when certain metals were irradiated by ultraviolet light in 1887?
Emission of negatively charged particles
Absorption of light energy
Reflection of light
Increase in temperature
Correct Answer
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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