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Physics · 2023 · 1 mark
Dual Nature of Radiation and MatterEinstein’s Photoelectric Equation: Energy Quantum of Radiation1 markApplymcq
CBSE 2023 · Region 4 · Set 1 · Q7
Photons of energy 3 · 2 eV are incident on a photosensitive surface. If the stopping potential for the emitted electrons is 1.5 V, the work function…
Photons of energy $\displaystyle 3 \cdot 2 \mathrm{eV}$ are incident on a photosensitive surface. If the stopping potential for the emitted electrons is $\displaystyle 1.5$ V , the work function for the surface is :
Official answer
(B)
1.$\displaystyle 7$ eV
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