Question : Which phenomena show the particle nature of light?
Option 1: Diffraction
Option 2: Interference
Option 3: Photoelectric effect
Option 4: Polarisation
Correct Answer: Photoelectric effect
Solution : The correct answer is the Photoelectric effect.
One phenomenon that was essential in proving that light is a particle is the photoelectric effect. Albert Einstein conducted the photoelectric effect, which showed that electrons are emitted from atoms when they absorb energy from radiation and light.
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