Physics · 2023
JEE Main · 12 April 2023, Shift 1 · Q47
A proton and an α -particle are accelerated from rest by 2 V and 4 V potentials, respectively. The ratio of their de-Broglie wavelength is:
A proton and an $\displaystyle \alpha$-particle are accelerated from rest by $\displaystyle 2$ V and $\displaystyle 4$ V potentials, respectively. The ratio of their de-Broglie wavelength is :
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 4$:$\displaystyle 1$
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.