42 An electron in the hydrogen atom jumps from excited state

Last updated: 6/13/2023

42 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 b 2 a 5 c 3 d 4 CBSE Final 2011