The total energy of the free surface of a liquid drop is `2 pi` times the surface tension of the liquid. What is the diameter of the drop ?

The energy of the free surface of a liquid drop is 5 pi times the surface tension of the liquid. Find the diameter of the drop in C.G.S system.

Molecules on the surface of the liquid have

Surface tension of a liquid is numerically equal to

The value of surface tension of a liquid at critical temperature

At critical temperature, the surface tension of a liquid is......

Internal pressure inside a liquid drop of radius r and surface tension T is

Explain the effect of presence of impurities on the surface tension of liquid.

Explain shape of liquid drops.

The molecules on the liquid surface

The potential energy of molecule on the surface of a liquid as compared to in side the liquid is