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  • Solve it, If two soap bubbles of different radii are connected by a tube,

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

  • Option 1)

    air flows from the bigger bubble to the smaller bubble till the sizes become equal

  • Option 2)

    air flows from bigger bubble to the smaller bubble till the sizes are interchanged

  • Option 3)

    air flows from the smaller bubble to the bigger

  • Option 4)

    there is no flow of air.

 

Answers (1)

best_answer

As we learnt in

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.


Option 1)

air flows from the bigger bubble to the smaller bubble till the sizes become equal

This is an incorrect option.

Option 2)

air flows from bigger bubble to the smaller bubble till the sizes are interchanged

This is an incorrect option.

Option 3)

air flows from the smaller bubble to the bigger

This is the correct option.

Option 4)

there is no flow of air.

This is an incorrect option.

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perimeter

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