Question

What is capillarity? Give some application of capillarity.

Answer 1

Capillarity:

• It is an ability of a liquid in a narrow tube or capillary tube to rise or fall as a result of surface tension.
• It is a physical process in which liquids flow without the help of gravity.

Application of capillarity:

• In pen, ink rises due to capillarity.
• In plants, the water is transferred to the leaves from the roots by capillarity.
• Cotton clothes absorb water by capillarity.
• The rise of any oil in the wick.