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The photoelectric effect supports quantum nature of light because

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There is a minimum frequency of light below which no photoelectrons are emitted

Even when metal surface is faintly illuminated the photoelectrons leave the surface immediately

Electric charge of photoelectrons is quantized

The maximum kinetic energy of photoelectrons depends only on the frequency of light are not on its intensity

answer is B.

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Detailed Solution

Photo electric effect directly explained by quantum theory or quantum concept of radiation and kinetic energy emits photons is proportional to frequency of emitted radiation

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