3 An electron in the hydrogen atom jumps from excited state

Last updated: 6/1/2023

3 An electron in the hydrogen atom jumps from excited state n to the ground state The wavelength so emitted illuminates a photosensitive material having work function 2 75 eV If the stopping potential of the photoelectron is 10 V then the value of n is 1 5 3 3 2 2 4 4