Dual Nature of Radiation and Matter

Question: The light rays having photons of energy 1.8 eV are falling on a metal surface having a work function 1.2 eV. What is the stopping potential to be applied to stop the emitting electrons

1) 3 eV

2) 1.2 eV

3) 0.6 eV

4) 1.4 eV

Solution:

Explanation: No Explanation

Photon and Photoelectric Effect

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