Question

when a capilary tube of diameter 0.2mm is dipped vertically in water the water raries 15cm find the surface tension of water

Answer 1

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Explanation:

Above pictures are the phenomena related to surface tension. Let us understand that what internal force is before knowing about the surface tension.

Inter Molecular Force : The force of interaction between the molecules of a substance, is called as inter molecular force. There are two types of inter molecular force, one is adhesive force and other is cohesive force.

Adhesive Force : The force of interaction between the molecules of different substances, is called as Adhesive Force.

Cohesive Force : The force of interaction between the molecules of the same substance, is called as Cohesive Force.

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Answer 2

Answer:

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