
(Given Yong's modulus of the wire $=2 \times 10^{11}\,N / m ^{2}$ )
| Column $-I$ | Column $-II$ |
| $(a)$ Stress $\propto $ Strain | $(i)$ $M^1\,L^{-1}\,T^{-2}$ |
| $(b)$ Dimensional formula for compressibility | $(ii)$ $M^{-1}\,L^{1}\,T^{-2}$ |
| $(iii)$ Poisson’s ratio | |
| $(iv)$ Hooke’s law |