NEET Physics Nuclei Questions Solved

If the atom ${}_{100}{}^{257}\mathrm{Fm}$ follows the Bohr model and the radius of ${}_{100}{}^{257}\mathrm{Fm}$ is n times the Bohr radius, then find n

(a) 100                  (b) 200
(c) 4                      (d) $\frac{1}{4}$