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Eduncle posted an MCQ
December 25, 2019 • 15:17 pm 0 points
  • CSIR NET
  • Physical Sciences

A photon of energy 115.62 keV ionizes a K-shell electron of a Be atom. One L-shell electron jumps to the K-shell to fill this vacancy and emits a photon of energy 109.2 keV in the process. If the ionization potential for the L-shell is 6.4 keV, the kinetic energy of the ionized electron is

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