The K α X–ray emission line of tungsten occurs at λ = 0.021 nm. The energy difference…
Physics · JEE Main · NTA Exams — Atoms and Nuclei
The Kα X–ray emission line of tungsten occurs at λ = 0.021 nm. The energy difference between K and L levels in this atoms is about :
- 0.51 MeV
- 1.2 MeV
- 59 keV
- 13.6 eV
Answer
(C) 59 keV
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