An electron and a photon possess the same de Broglie wavelength. If `E_e` and `E_ph` are,
Channel: Doubtnut
Date: 2020-07-26

An electron and a photon possess the same de Broglie wavelength. If `E_e` and `E_ph` are, respectively, the energies of electron and photon while v and c are their respective velocities, then `(E_e)/(E_(ph))` is equal to