If $F c$ and $F a$ denote cohesive and adhesive force on a liquid molecule near the surface of a solid. then the surface of request is concave , when;

F_{A} < \frac{F _{0}}{2}

F_{A} = \frac{F _{c}}{2}

F_{n} > \frac{F _{c}}{2}

F_{A} > F_{C}

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F c

and

F a

denote cohesive and adhesive force on a liquid molecule near the surface of a solid. then the surface of request is concave , when;

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Question Text

F c

and

F a

denote cohesive and adhesive force on a liquid molecule near the surface of a solid. then the surface of request is concave , when;

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