Question
Question: The maximum kinetic energy of photoelectrons emitted from a surface when photons of energy5 eV fall ...
The maximum kinetic energy of photoelectrons emitted from a surface when photons of energy5 eV fall on it is 3 eV. The stopping potential in volts is–
A
3 eV
B
2 eV
C
8 eV
D
5 eV
Answer
3 eV
Explanation
Solution
eVS = hν – φ = Kmax
VS = 3 eV