Write the value of $R_0$ constant.
If the nuclear radius of ${}_{13}^{27}Al$ is $3.6$ fermi the approximate nuclear radius of ${}_{}^{64}Cu$ in fermi is ..........$fm$
Two protons exerts a nuclear force on each other, the distance between them is
Highly energetic electrons are bombarded on a target of an element containing $30$ neutrons. The ratio of radii of nucleus to that of Helium nucleus is ${14^{1/3}}$. The atomic number of nucleus will be
Who invented neutron ?
The nuclear force between two nucleons is explained by