The dimension $$[\mathrm{ML}^{-1} \mathrm{~T}^{-2}]$$ is the physical quantity of

If units of mass, length and gravitational constant are chosen to fundamental units, the dimensions of time would be

Which of the given dimensional formula represents heat capacity

Find the value of '$$n$$' in the given equation $$P=\rho^n v^2$$ where '$$P$$' is the pressure, '$$\rho$$' density and '$$v$$' velocity.