CUET and UG exam CUET UG 2025 Mock Test Series Physics Dual Nature: Photon and Matter Waves The Photoelectric Effect
When UV light of wavelength 300 nm is incident on the metal surface having work function 2.13 eV, electron emission takes place. The stopping potential is : (Given hc = 1240 eV nm)
1
4 V
2
4.1 V
3
2 V
4
1.5 V