JEE Main 2015 — Atomic Physics Question with Solution
JEE Main 2015 (04 Apr)
Question
As an electron makes a transition from an excited state to the ground state of a hydrogen-like atom/ion
Choose an option
Show full solutionCorrect option: B
Correct answer
Bits kinetic energy increases but potential energy and total energy decrease
Step-by-step explanation
, potential energy,
=kinetic energy. , =total energy As electron de-excites from an excited state to ground state, increases, but and decrease.
=kinetic energy. , =total energy As electron de-excites from an excited state to ground state, increases, but and decrease.
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This is a previous-year question from JEE Main 2015, covering the Atomic Physics chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.