An electron having de-Broglie warelength $i$ is incident on a treget in an $X$ - ray mbe. Cub-off wa

Question

An electron having de-Broglie warelength $i$ is incident on a treget in an $X$ - ray mbe. Cub-off wavelength of emitted $X$-sing in

Professor PC Thomas Classes · Answer

Cutoff wavelength relation to energy.