Define surface tension of a liquid. Mention its S.I. unit and dimension.

Unit .of surface tension of a liquid :

Define mobility. Mention its S.I. Unit

Define surface tension of liquids . What is its unit in SI system ?

Define surface energy per unit area. Give its S.I. unit and dimensions.

Define surface tension and surface energy. Write units and dimensions of surface tension. Also prove that surface energy is numerically equal to the surface tension.

Define surface tension. What are its units ?

Define surface energy. Give its S.I. unit and dimensions.

Define coefficient of reflection. Give its S.I. unit and dimension.