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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 3 · Set 1 · Q11
Light of frequency 6.4 × 10^14 Hz is incident on a metal of work function 2 · 14 eV. The maximum kinetic energy of the emitted electrons is about:
Light of frequency $\displaystyle 6.4 \times 10^{14} \mathrm{~Hz}$ is incident on a metal of work function $\displaystyle 2 \cdot 14 \mathrm{eV}$. The maximum kinetic energy of the emitted electrons is about :
Official answer
(B)
0.$\displaystyle 51$ eV
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