Question

Find maximum frequency of X-rays produced by an X-ray tube operating at a tube potential of $66$kV.

Answer 1

as we know $E=\frac{hc}{\lambda }=hf$

given potential energy$=66kV$

$\Rightarrow 6.63\times {10}^{-34}\times f=66\times {10}^3$

$\Rightarrow f=99.54\times {10}^{36}Hertz$