Physics · 2024
JEE Main · 1 February 2024, Shift 1 · Q60
The radius of a nucleus of mass number 64 is 4.8 fermi. Then the mass number of another nucleus having radius of 4 fermi is 1000/x, where x is ____.
The radius of a nucleus of mass number $\displaystyle 64$ is $\displaystyle 4.8$ fermi. Then the mass number of another nucleus having radius of $\displaystyle 4$ fermi is $\displaystyle \frac{1000}{x}$, where $\displaystyle x$ is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
27
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JEE Main 2024 Physics question, with the answer from NTA’s final answer key. Where our answers come from.