1.

The energy of a photon of light with wavelength 5000 \[\overset{\text{o}}{\mathop{\text{A}}}\,\] is approximately 2.5 eV. This way the energy of an X-ray photon with wavelength 1\[\overset{\text{o}}{\mathop{\text{A}}}\,\] would be

A. 2.5/5000 eV
B. \[2.5/{{(5000)}^{2}}eV\]
C. \[2.5\times 5000\ eV\]
D. \[2.5\times {{(5000)}^{2}}eV\]
Answer» D. \[2.5\times {{(5000)}^{2}}eV\]


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