Teaching HSSC TGT 2023 Mock Test (Latest Pattern) Physics Dual Nature: Photon and Matter Waves The Photoelectric Effect
The work function for a metal surface is 4.14 eV. The threshold wavelength for this metal surface is:
1
4125 Å
2
2062.5 Å
3
3000 Å
4
6000 Å
5
Not Attempted