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The excess pressure inside a soap bubble...

The excess pressure inside a soap bubble is

A

`P=(2T)/(r)`

B

`P=(T)/(r)`

C

`P=(T)/(4r)`

D

`P=(4T)/(r)`

Text Solution

Verified by Experts

The correct Answer is:
D
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MOTION-SURFACE TENSION-Exercise - 1 Objective Problems | NEET
  1. If r , V and P are respectively the radius, volume and excess of press...

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  2. Two soap bubbles are joined together so that they have a common surfac...

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  3. The excess pressure inside a soap bubble is

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  4. EXCESS PRESSURE IN AN AIR BUBBLE INSIDE LIQUID

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  5. The excess pressure inside an air bubble of radius r just below the su...

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  6. If a liquid does not rise or fall in a capillary tube , then its angle...

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  7. A liquid does not wet a solid surface if the angle of contact for the ...

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  8. The angle of contact for pure water and clean glass surface is

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  9. The value of the angle of contact for pure water and mercury with the ...

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  10. For which pair, out of the following is the angle of contact maximum-

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  11. The maximum value of angle of contact can be-

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  12. A liquid rises in a capillary tube when the angle of contact is:

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  13. When a capillary is dipped into a beaker full of water then water rise...

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  14. When liquid rises in a capillary tube, the upward pull due to surface ...

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  15. The liquid rise in capillary-

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  16. IF the diameter of a capillary tube is doubled, then the height of the...

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  17. IF the diameter of a capillary tube is doubled, then the height of the...

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  18. The height of liquid column in the capillary on the surface of Moon ,i...

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  19. Water rises in a capillary tube of diameter 0.2xx10^(2)m upto a height...

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  20. Water rises to a height of 30 mm in a capillary tube. If the radius of...

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