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If two soap bubbles of different radii are connected by a tube, (A) air flows from the bigger bubble to the smaller bubble till the sizes are interchanged. (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 ?

If two soap bubbles of different radii are connected by a tube, (A) air flows from the bigger bubble to the smaller bubble till the sizes are interchanged. (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 ?

Grade:12

2 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
11 months ago
576-1935_2.PNG
Arun
25763 Points
11 months ago

Pressure Difference in Water Droplet -

\Delta P= \frac{2T}{R}

- wherein

T- Temperature,

R- Radius

 

 We know that P\alpha \frac{1}{r}

Air will flow from smaller bubble to bigger bubble and the bigger bubble grevs at the expense of the smaller one.

Correct option is 3.


 

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