Physics · 2026
JEE Main · 28 January 2026, Shift 1 · Q44
An atom _3^8 X is bombarded by shower of fundamental particles and in 10 s this atom absorbed 10 electrons, 10 protons and 9 neutrons. The percentage…
An atom $\displaystyle { }_3^8 X$ is bombarded by shower of fundamental particles and in $\displaystyle 10$ s this atom absorbed $\displaystyle 10$ electrons, $\displaystyle 10$ protons and $\displaystyle 9$ neutrons. The percentage growth in the surface area of the nucleons is recorded by:
Official answer
From NTA’s final answer key for this paper.
(1)
$\displaystyle 225$%
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JEE Main 2026 Physics question, with the answer from NTA’s final answer key. Where our answers come from.