Q.

Consider the following statements
Statement-I: Photoelectric effect demonstrates the particle nature of light 
Statement-II: The number of photoelectrons is proportional to the frequency of incident light.

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a

both I & II are true

b

I is false but II is true

c

I is true but II is false

d

both I & II are false

answer is B.

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Detailed Solution

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In photoelectric effect the light is considered as a particle photon.

Number of photoelectron emitted is directly proportional to the number of photons not on the frequency of the photons.

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