JEE Main 2022 — Dual Nature of Matter Question with Solution
JEE Main 2022 (28 Jun Shift 1)
Question
The de Broglie wavelengths for an electron and a photon are and respectively. For the same kinetic energy of electron and photon, which of the following presents the correct relation between the de Broglie wavelengths of two?
Choose an option
Show full solutionCorrect option: A
Correct answer
A
Step-by-step explanation
De-Broglie wavelength for electron is given by,
For photon . Therefore,
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This is a previous-year question from JEE Main 2022, covering the Dual Nature of Matter 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.