A photon of energy 10.2 eV collides inelastically with a hydrogen atom in ground state…
Physics · NEET · NTA Exams — Atoms and Nuclei
A photon of energy 10.2 eV collides inelastically with a hydrogen atom in ground state. After a few microseconds another photon of energy 16.0 eV collides in elastically with the same hydrogen atom. A suitable detector records
- emission of 2 photons of energy 10.2 eV each
- emission of 2 photons of energy 2.4 eV each
- emission of 1 photon of energy 16.0 eV and an electron with energy 10.2 eV
- emission of 1 photon of energy 10.2 eV and an electron carrying energy 2.4 eV
Answer
(D) emission of 1 photon of energy 10.2 eV and an electron carrying energy 2.4 eV
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