state gov BSSC Laboratory Assistant Mock Test Series 2025 Physics Dual Nature: Photon and Matter Waves The Photoelectric Effect
In photoelectric experiment energy of 2.48 eV irradiates a photo sensitive material. The stopping potential was measured to be 0.5 V. Work function of the photo sensitive material is :
1
0.5 eV
2
1.68 eV
3
2.48 eV
4
1.98 eV