Candela is the unit of
Electric intensity
Luminous intensity
Sound intensity
None of these
The unit of absolute permittivity is
A physical quantity is measured and its value is found to be $nu$ where $n = $ numerical value and $u = $ unit. Then which of the following relations is true
$Erg - {m^{ - 1}}$ can be the unit of measure for
The $S.I.$ unit of gravitational potential is
Unit of power is