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Physics · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 3 · Q6
The radius of _13^27 X nucleus is R. The radius of _53^125 Y nucleus will be
The radius of $\displaystyle { }_{13}^{27} \mathrm{X}$ nucleus is R . The radius of $\displaystyle { }_{53}^{125} \mathrm{Y}$ nucleus will be
Official answer
(A)
$\displaystyle \frac{5}{3} \mathrm{R}$
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CBSE Class 12 Physics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.