The K_ X- ray emission line of tungsten occurs at λ = 0.021 nm. The energy difference…
Physics · JEE Advanced · NTA Exams — Atoms and Nuclei
The \(K_{\alpha}\)X-ray emission line of tungsten occurs at λ = 0.021 nm. The energy difference between K and L levels in this atom is about
- 0.51MeV
- 1.2 MeV
- 59 KeV
- 13.6 eV
Answer
(C) 59 KeV
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A metal surface of work function 1.07 eV is irradiated with light of wavelength 332 nm . The retarding…
- Which one of the following is true in photoelectric emission
- The energy levels of the hydrogen spectrum is shown in figure. There are some transitions A , B , C , D and E…
- The half life of the isotope _ 11 Na ^ 24 is 15 hrs . How much time does it take for 7 8 th of a sample of…
- In the given reaction _ z X^ A _ z+1 Y^ A _ z-1 K^ A-4 _ z-1 K^ A-4 . Radioactive radiations are emitted in…
- Assertion : Photoelectric effect demonstrates the wave nature of light. Reason : The number of photoelectrons…
- If in hydrogen atom, radius of n th Bohr orbit is r n , frequency of revolution of electron in n th orbit is…
- What percentage of original radioactive atoms is left after five half lives
More Atoms and Nuclei questions · Browse all practice questions