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Excess pressure in a soap bubble of radi...

Excess pressure in a soap bubble of radius r is proportional to:

A

r

B

`1//r`

C

`r^2`

D

`1//r^2`

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SL ARORA-Mechanical Properties of fluids-Exercise
  1. Radius of a soap bubble is 'r ', surface tension of soap solution is T...

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  2. When the temperature increased the angle of contact of a liquid

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  3. Excess pressure in a soap bubble of radius r is proportional to:

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  4. The surface of soap solution is 25xx10^-3Nm^-1. The excess pressure in...

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  5. A spherical drop of water has 1mm radius. If the surface tension of wa...

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  6. Two spherical soap bubbles of radii a and b in vacuum coalesce under i...

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  7. The surface tension of a liquid with rise of temperature.

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  8. At critical temperature, the surface tension of a liquid

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  9. A capillary tube of radius r is immersed in water and water rises in t...

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  10. Water is filled in a container upto height 3m. A small hole of area 'a...

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  11. A solid sphere having volume V and density rho floats at the interface...

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  12. Statement-1: The size of a hydrogen increases as it rises in air. St...

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  13. Statement I: A hydrogen-filled balloon stops rising after it has attai...

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  14. Assertion: In taking into account the fact that any object, which floa...

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  15. Statement-1: Machine parts are jammed in winter. Statement-2: The vi...

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  16. Assertion:- For Reynolds number R(e)gt2000m, the flow of fluid is turb...

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  17. Assertion: The shape of an automobile is so designed that its front re...

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  18. Statement-1: A thin stainless steel needle can lay floating on a still...

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  19. Statement I: A needle placed carefully on the surface of water may flo...

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  20. Smaller drops of liquid resist deforming forces better than the larger...

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