CBSE 2024 · Region 1 · Set 1 · Q13 · 1 mark
Assertion (A) : In photoelectric effect, the kinetic energy of the emitted photoelectrons increases with increase in the intensity of the incident light. Reason $\displaystyle (R)$ : Photoelectric current depends on the wavelength of the incident light.
Official answer
From CBSE’s own marking scheme for this paper.
(D)
Assertion (A) is false and Reason (R) is also false.
Dual Nature of Radiation and MatterPhotoelectric Effect and Wave Theory of LightAnalyseassertion_reasonmedium
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CBSE Class 12 Physics past-paper question from the 2024board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.