Which of the following quantities is dimensionless?

If the arc length of a circle is equal to its radius, the subtended plane angle is:

Dimensions of $\frac{1}{{{{\rm{\mu }}_0}{{\rm{\varepsilon }}_0}}}$, where symbols have their usual meanings, are

Which of the following is not the unit of energy

Write dimensional formula for the intensity of radiation

The physical quantity which has dimensional formula as that of $\frac{{{\rm{Energy}}}}{{{\rm{Mass}}\,\,\,{\rm{ imes }}\,\,\,{\rm{Length}}}}$ is

The unit of magnetic permeability is Henry/meter. Given that Henry has dimensions of $[ML^2T^{-2}A^{-2}]$, what are the dimensions of magnetic permeability?

The dimensions of universal gravitational constant are

The ratio of the area of a portion of a sphere's surface to the square of its radius has the same dimensions as which of the following?

If the velocity of light $\left( C \right)$ gravitational constant $\left( G \right)$ and Planck’s constant $h$ are chosen as fundamental units,then the dimensions of mass in new system is

The dimensional formula for surface tension is: