Q 12-11-073JEE MainJEE Main 2024 (9 Apr, Shift 2)Easy
UV light of $4.13\ \text{eV}$ is incident on a photosensitive metal surface having work function $3.13\ \text{eV}$. The maximum kinetic energy of ejected photoelectrons will be:
Answer: (C) $1\ \text{eV}$
$$K_{max} = h\nu - \phi = 4.13 - 3.13 = 1\ \text{eV}$$
Solution by Sreeraj P, M.Sc Physics