Physics · 2022
JEE Main · 28 June 2022, Shift 1 · Q44
The de Broglie wavelengths for an electron and a photon are λ_e and λ_p respectively. For the same kinetic energy of electron and photon, which of…
The de Broglie wavelengths for an electron and a photon are $\displaystyle \lambda_{\mathrm{e}}$ and $\displaystyle \lambda_{\mathrm{p}}$ 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 ?
Official answer
(1)
$\displaystyle \lambda_{\mathrm{p}} \propto \lambda_e^2$
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.