Physics · 2023
JEE Main · 12 April 2023, Shift 1 · Q48
A 12.5 eV electron beam is used to bombard gaseous hydrogen at room temperature. The number of spectral lines emitted will be:
A $\displaystyle 12.5$ eV electron beam is used to bombard gaseous hydrogen at room temperature. The number of spectral lines emitted will be:
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 3$
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.