## Physics (10th Edition)

$\frac{[M]}{[T]^{2}}$
$T = 2\pi\sqrt \frac{m}{k}$ $\frac{m}{k} = (\frac{T}{2\pi})^{2}$ $k = 4 \pi^{2} \times \frac{1}{T^{2}} \times m$ Dimensions of k = $\frac{1}{[T]^{2}} \times [M] = \frac{[M]}{[T]^{2}}$ e.g. $kg/s^{2}$