Physics - Modern Physics Question with Solution | TestHub

We have,$r \propto A^{1/3}$

$\Rightarrow \frac{r_2}{r_1}={\left[\frac{A_2}{A_1}\right]}^{1/3}={\left[\frac{206}{4}\right]}^{1/3}$

$\therefore$${\mathrm{r}}_2=3{\left[\frac{206}{4}\right]}^{1/3}=\text{11.16}$fermi