Class 12 NEET Physics Dual Nature of Matter and Radiation
© examsiri.com
Question : 11 of 107
Marks:
+1,
-0
The light rays having photons of energy 4.2 eV are falling on a metal surface having a work function of 2.2 eV . The stopping potential of the surface is :
[NEET Re-2022]
Go to Question: