Specify the mass of proton in kilogram and in the $'u'$ unit.
How many times is the density of the nucleus more than the density of water ?
The ratio of radii of nuclei $_{13}A{l^{27}}$ and $_{52}{X^A}$ is $3 : 5$. The number of neutrons in the nuclei of $X$ will be
In a nuclear reaction, which of the following is conserved
What is the nucleus of an atom ?
Mark the correct statement