Question: what is x ray slideshare?
Answer: 2.  X-radiations (or x-rays) is a form of electromagnetic radiations. Most x-rays have a wavelength of 0.01-10 nanometeres, corresponding frequencies in the range of 30 petahertz(3X10¹⁶ Hz) to 30 exahertz(3*X10¹⁹Hz) and energies in the range of 100eV to 100 keV.