Which of the following pairs of physical quantities does not have same dimensional formula?\

Question

Professor PC Thomas Classes · Answer

(c) : $[$ Tension $]=\left[\mathrm{MLT}^{-2}ight]$ \ $ [	ext { Surface tension }]=\frac{\left[\mathrm{MLT}^{-2}ight]}{[\mathrm{L}]}=\left[\mathrm{ML}^0 \mathrm{~T}^{-2}ight] $