Question

define surface tension derive an expression for excess pressure inside a liquid drop and for soap bubble​

Answer 1

Answer:

Let pi be the pressure inside the liquid drop and po be the pressure outside the drop. Therefore, excess pressure inside the liquid drop is. p = pi - po. Due to excess pressure inside the liquid drop, the free surface of the drop will experience the net force in the outward direction due to which the drop will expand.

Explanation:

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