| List - I | List - II |
|---|---|
| $(A)$ Distance between earth and stars | $(1)$ Microns |
| $(B)$ Inter-atomic distance in a solid | $(2)$ Angstroms |
| $(C)$ Size of the nucleus | $(3)$ Light years |
| $(D)$ Wavelength of infrared laser | $(4)$ Fermi |
| $(5)$ Kilometres |
$3.29 \,cm, 3.28\, cm, 3.29 \,cm, 3.31 \,cm,$ $ 3.28\, cm, 3.27 \,cm, 3.29 \,cm, 3.30\, cm$
Then find Absolute error in forth and eighth observation
$\frac{v}{t}=k\left(\frac{p}{l}\right)^a \eta^b r^c$
where, $k$ is a dimensionless constant. Correct value of $a, b$ and $c$ are