Which of the following pairs of physical quantities has the same dimensions
Work and power
Momentum and energy
Force and power
Work and energy
The speed of light $(c)$, gravitational constant $(G)$ and planck's constant $(h)$ are taken as fundamental units in a system. The dimensions of time in this new system should be
Which of the following quantities is dimensionless
Which of the following pair of quantities do not have the same dimensions
Why concept of dimension has basic importance ?
The dimension of $\frac{1}{2} \varepsilon_0 E ^2$, where $\varepsilon_0$ is permittivity of free space and $E$ is electric field, is