The fundamental unit which has the same power in the dimension formula of surface tension and viscosity is

If $e$ is the charge, $V$ the potential difference, $T$ the temperature, then the units of $\frac{{eV}}{T}$ are the same as that of

Which of the following dimensions will be the same as that of time?

Which is dimensionless

Dimensional formula of resistivity is

Amount of solar energy received on the earth's surface per unit area per unit time is defined a solar constant. Dimension of solar constant is