Two soap bubbles of different deameters are in contact with a certain portion common to both the bubbles. What will be the shape of the common boundary as seen from inside the smaller bubble? Support your answer with a neat diagram. Give reason for your answer.

Two soap bubbles of different deameters are in contact with a certain

1.	Two soap bubbles of different deameters are in contact with a certain portion common to both the bubbles. What will be the shape of the common boundary as seen from inside the smaller bubble? Support your answer with a neat diagram. Give reason for your answer.
Answer» Solution : When seen from INSIDE the smaller bubble the common surface will APPEAR 2T concave as (1) the pressure (excess) = `(2T)/(R )` will be greater for concave surface & as R is small for the smaller bubble, the pressure will be greater.