$STATEMENT-1$: The plot of atomic number ( $\mathrm{y}$-axis) versus number of neutrons ( $\mathrm{x}$-axis) for stable nuclei shows a curvature towards $x$-axis from the line of $45^{\circ}$ slope as the atomic number is increased. and $STATEMENT-2$: Proton-proton electrostatic repulsions begin to overcome attractive forces involving protons and neutrons and neutrons in heavier nuclides.
$STATEMENT-1$ is True, $STATEMENT-2$ is True; $STATEMENT-2$ is correct explanation for $STATEMENT-1$
$STATEMENT-1$ is True, $STATEMENT-2$ is True; $STATEMENT-2$ is $NOT$ a correct explanation for $STATEMENT-1$
$STATEMENT-1$ is True, $STATEMENT-2$ is False
$STATEMENT-1$ is False, $STATEMENT-2$ is True
In nuclear reactions, we have the conservation of
A chain reaction is continuous due to
Write the unit of mass and its definition.
A nucleus has mass number $A_1$ and volume $V_1$.
Another nucleus has mass number $A_2$ and volume $V_2$. If relation between mass number is $A_2=4 A_1$, then $\frac{V_2}{V_1}=$_____.
Which of the following is true for a sample of isotope containing ${U^{235}}$ and ${U^{238}}$