1.

Assertion (A): The amount of photoelectric emission depends on the intensity of incident light.Reason (R): Photo electric emission can occur only if frequency of incident light is less than threshold frequency.

A. Both A and R are true and R is correct explanation of A
B. Both A and R are true but R is not a correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer» D. A is false but R is true


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