Which of the following is a dimensional constant?
Gravitational constant
Relative density
Refractive index
Poisson ratio
The dimensions of ${\left( {{\mu _0}{\varepsilon _0}} \right)^{ - \frac{1}{2}}}$ are
The dimension of mutual inductance is ............
Dimensional formula of resistivity is
Which of the following quantities has the same dimensions as that of energy
Dimensions of charge are