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Physics · 2025 · 1 mark
Dual Nature of Radiation and MatterEinstein’s Photoelectric Equation: Energy Quantum of Radiation1 markApplymcq
CBSE 2025 · Region 6 · Set 1 · Q10
The work function of a material is 2 · 21 eV. Which of the following cannot produce photoelectrons from it?
The work function of a material is $\displaystyle 2 \cdot 21 \mathrm{eV}$. Which of the following cannot produce photoelectrons from it?
Official answer
(A)
Red light
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