State the angle of contact and on what values do the angle of contact depends?
State the angle of contact and on what values do the angle of contact depends?
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Angle of contact between a liquid and a solid is defined as the angle enclosed between the tangents to the liquid surface and the solid surface inside the liquid, both the tangents being drawn at the point of contact of liquid with the solid. It depends upon:-
1) Upon nature of liquid and solid in contact
2) The Medium which exists above the free surface of liquid.
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