An α-particle, a proton and an electron have the same kinetic ene… | JEE Main 2023 Physics PYQ

MCQEasyJEE Main 2023 · 24 January, Shift 2de Broglie Relation

An $\alpha$ -particle, a proton and an electron have the same kinetic energy. Which one of the following is correct in case of their De-Broglie wavelength:

A
$\lambda_{\alpha} > \lambda_p > \lambda_e$
B
$\lambda_{\alpha} < \lambda_p < \lambda_e$
C
$\lambda_{\alpha} = \lambda_p = \lambda_e$
D
$\lambda_{\alpha} > \lambda_p < \lambda_e$

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