CBSE 2024 · Region 4 · Set 1 · Q3 · 1 mark
The quantum nature of light explains the observations on photoelectric effect as -
Official answer
From CBSE’s own marking scheme for this paper.
(A)
there is a minimum frequency of incident radiation below which no electrons are emitted.
Dual Nature of Radiation and MatterEinstein’s Photoelectric Equation: Energy Quantum of RadiationUnderstandmcqmedium
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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.