defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Physics Dual Nature: Photon and Matter Waves Photoelectric Effect and Wave Theory of Light
Which of the following statement is correct regarding photoelectric effect.
1
For the frequency of light below a certain value, the photoelectric effect does not take place, irrespective of intensity
2
Maximum kinetic energy of ejected electrons is independent of intensity of radiation
3
There is no time lag between the incidence of radiation and emission of electrons
4
All of these