An X-ray tube is operated at `6.6 kV`. In the continuous spectrum of the emitted X-rays, which of the following frequency will be missing?

Options

A. wavelengths `0.01 nm` and `0.02 nm` will both be present
B. wavelength `0.01 nm` and `0.2 nm` will both be absent
C. wavelength `0.01 nm` will be present but wavelength `0.02 nm` will be absent
D. wavelength `0.01 nm` will be absent but wavelength `0.2 nm` will be present

Answer

D