The dimensions of inter atomic force constant are

(1) $M{T}^{-2}$

(2) $ML{T}^{-1}$

(3) $ML{T}^{-2}$

(4) $M{L}^{-1}{T}^{-1}$

Concept Videos :-

#1 | Basic Concepts & Examples
#2 | Dimensional Analysis : Remaining

Concept Questions :-

Dimensions

(1) $K=Y×{r}_{0}$ = $\left[M{L}^{-1}{T}^{-2}\right]×\left[L\right]$ = $\left[M{T}^{-2}\right]$

Y = Young's modulus and ${r}_{0}$ = Interatomic distance

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