Physics - Modern Physics Question with Solution | TestHub

We know that$\mathrm{N}={\mathrm{N}}_0{\mathrm{e}}^{-\mathrm{\lambda }\mathrm{t}}$

$\mathrm{N}$is equal to${\mathrm{N}}_0$at$\mathrm{t}=0$

$\mathrm{N}$becomes$0$at$\mathrm{t}=\mathrm{\infty }$,

Initially, the graph falls rapidly but later the rate of decrease reduces with time.