What wavelength value is not possible for the named electromagnetic waves while they are travelling in a vacuum?
- A$\gamma$-rays, $3 \times 10^{-13}\,\text{m}$
- BX-rays, $3 \times 10^{-10}\,\text{m}$
- Cinfrared, $3 \times 10^{-6}\,\text{m}$
- Dmicrowaves, $3 \times 10^{-5}\,\text{m}$