Dimensional formula of heat energy is
$M{L^2}{T^{ - 2}}$
$ML{T^{ - 1}}$
${M^0}{L^0}{T^{ - 2}}$
None of these
If dimensions of critical velocity $v_c$ of a liquid flowing through a tube are expressed as$ [\eta ^x \rho ^yr^z]$ where $\eta ,\rho $ and $r $ are the coefficient of viscosity of liquid, density of liquid and radius of the tube respectively, then the values of $x, y$ and $z$ are given by
The dimension of quantity $\frac{L}{RCV}$ is
The dimension of the ratio of angular to linear momentum is
The dimensional formula for young's modulus is
The pair having the same dimensions is