JEE Main & Advanced
Physics
Photo Electric Effect, X- Rays & Matter Waves
Question Bank
X Rays
question_answer
The energy of an X- ray photon of wavelength 1.65 Å is \[(h=6.6\times {{10}^{-34}}J\text{-}sec,\,\,c=3\times {{10}^{8}}m{{s}^{-1}}\], \[1eV=1.6\times {{10}^{-19}}J)\] [EAMCET (Engg.) 2000]