The dimension of $\frac{1}{{\sqrt {{\varepsilon _0}{\mu _0}} }}$ is that of
Velocity
Time
Capacitance
Distance
Dimensional formula for torque is
What is dimension of physical quantities ? Explain by using suitable example.
The dimension of $\frac{1}{2} \varepsilon_0 E ^2$, where $\varepsilon_0$ is permittivity of free space and $E$ is electric field, is
The physical quantity that has no dimensions
Which of the following pair of quantities do not have the same dimensions