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  • (a) An X-ray tube produces a continuous spectrum of radiation with its short wavelength end at 0.45 Å. What is the maximum energy of a photon in the radiation?

Q: 11.23 (a) An X-ray tube produces a continuous spectrum of radiation with its short wavelength end at  0.45\dot{A}. What is the maximum energy of a photon in the radiation? 

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The wavelength of photons with maximum energy=0.45A^{\circ}

Energy of the photons is

\\E=\frac{hc}{\lambda }\\ E=\frac{6.62\times 10^{-34}\times 3\times 10^{8}}{0.45\times 10^{-10}}\\ E=4.413\times 10^{-15} J\\ E=27.6\ keV

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