- ✓$n = A + B{\lambda ^{ - 2}} + C{\lambda ^{ - 4}}$
- B$n = A + B{\lambda ^2} + C{\lambda ^{ - 4}}$
- C$n = A + B{\lambda ^{ - 2}} + C{\lambda ^4}$
- D$n = A + B{\lambda ^2} + C{\lambda ^4}$
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Statement $I:$ The law of radioactive decay states that the number of nuclei undergoing the decay per unit time is inversely proportional to the total number of nuclei in the sample.
Statement $II:$ The half life of a radionuclide is the sum of the life time of all nuclei, divided by the initial concentration of the nuclei at time $t =0$.
In the light of the above statements, choose the most appropriate answer from the options given below :
Statements $I$ : Astronomical unit $(Au)$. Parsec $(Pc)$ and Light year $(ly)$ are units for measuring astronomical distances.
Statements $II:$ $Au < Parsec ( Pc ) < ly$
In the light of the above statements. choose the most appropriate answer from the options given below:
