Dual Nature of Radiation and Matter

Question: The frequency and work function of an incident photon are ? and ${\varphi _0}$. If $\nu _0$ is the threshold frequency then necessary condition for the emission of photo electron is

1) $\nu < {\nu _0}$

2) $\nu = \frac{{{\nu _0}}}{2}$

3) $\nu \ge {\nu _0}$

4) None of these

Solution:

Explanation: No Explanation

Photon and Photoelectric Effect

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