Unit of stress is
$N/m$
$N - m$
$N/{m^2}$
$N - {m^2}$
The unit of Young’s modulus is
What is unit system ? Write different types of system of units.
Which of the following is a dimension of volt
$'Torr'$ is the unit of
The unit of permittivity of free space ${\varepsilon _0}$ is