JEE Main 2020 — Dual Nature of Matter Question with Solution
JEE Main 2020 (07 Jan Shift 2)
Question
An electron (of mass ) and a photon have the same energy in the range of a few . The ratio of the de-Broglie wavelength associated with the electron and the wavelength of the photon is ( speed of light in vacuum)
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
for electron
for photon
Ratio
for photon
Ratio
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This is a previous-year question from JEE Main 2020, 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.