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A soap bubble is blown with the help of ...

A soap bubble is blown with the help of mechanical pump at the mouth of a tube. The pump produces a cartain increase per minute in the volume of the bubble, irrespective of its internal pressure. The graph between the pressure inside the soap bubble and time `t` will be

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The correct Answer is:
A
`DeltaP prop 1/r` as `r uarr t uarr :. DeltaP prop 1/t`
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ERRORLESS-SURFACE TENSION-NCERT BASED QUESTIONS (Pressure Difference)
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  4. The excess pressure inside a soap bubble is twice the excess pressurre...

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  5. Soap bubbles can be formed floating in air by blowing soap solution in...

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  6. A soap bubble in vacuum has a radius of 3 cm ad another soap bubble in...

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  7. A and B are two soap bubbles. Bubble A is larger than B. If these are ...

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  8. Two soap bubbles have different radii but their surface tension is the...

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  9. The air pressure inside a soap bubbles of radius R exceeds the out sid...

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  10. Two soap bubbles of radii r and 2r are connected by a capillary tube-v...

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  11. The excess pressure inside one soap bubble is three times that inside ...

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  12. The radii of two soap bubbles are r(i) and r(2). In isothermal conditi...

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  13. The pressure inside a small air bubble of radius 0.1mm situated just b...

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  14. If the excess pressure inside a soap bubble is balanced by oil column ...

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  15. If a number of little droplets of water, each of radius r, coalesce to...

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  16. A soap bubble is blown with the help of mechanical pump at the mouth o...

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  17. Young-Laplace law states that the excess pressure inside a soap bubble...

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