The unit of absolute permittivity is
$Fm$ (Farad-meter)
$F{m^{ - 1}}$ (Farad/meter)
$F{m^{ - 2}}$(Farad/$metr{e^2}$)
$F$ (Farad)
If $x = a/t + b/{t^2}+c,$, where $x$ is the distance travelled by the body in metres while $t$ is the time in seconds, then the units of $b$ are
Which of the following is unitless quantity ?
The unit of permittivity of free space is
The units of modulus of rigidity are
$Dyne/cm^2$ is not a unit of