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Given below are two statements: One is labelled as assertion A and other is labelled as reason R
A: With increase of intensity of incident light, photoelectric current also increases.
R: If the intensity of incident radiation is increased, more number of photons strike the metal surface thereby liberating more photoelectrons. Then photoelectric current increases.

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A is false, R is true

A and R are true and R is the incorrect explanation of A

A is true , R is false

A and R are true and R is the correct explanation of A

answer is A.

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Detailed Solution

When intensity of incident light increases, it means that number of photons increases in incident light.If number of incident photons increases, then number of emitted photo electrons also increases consequently the photo electric current increased

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