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Physics · 2024 · 1 mark
CBSE 2024 · Region 2 · Set 1 · Q8
The work function for a photosensitive surface is 3 · 315 eV. The cut-off wavelength for photoemission of electrons from this surface is:
The work function for a photosensitive surface is $\displaystyle 3 \cdot 315 \mathrm{eV}$. The cut-off wavelength for photoemission of electrons from this surface is :
Official answer
(C)
$\displaystyle 375$ nm
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