Surface energy per unit area of liquid surface is called……………

Show that the surface energy per unit area of a liquid surface is numerically equal to its surface tension .

The amount of induced surface charge per unit area of the surface is

The potential energy per unit change in area of the liquid surface , is

The charge deposited per unit area of the surface is called

The pressure energy per unit volume of a liquid is

If the surface tension of a liquid is T , the gain in surface energy for an increase in liquid surface by A is