If two soap bubbles of different radii are connected by a tube

Options

A. air flows from the bigger bubble to the smaller bubble till the sizes become equal
B. air flows from bigger bubble to the smaller bubble till the sizes are interchanged
C. air flows from the smaller bubble to the bigger
D. there is no flow of air.

Answer

C

Explanation

Since pressure inside the smaller bubble is
`(p=(4T)/(R))` is greates so air will flow from smallest to bigger bubble.