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The excess of pressure inside a water dr...

The excess of pressure inside a water drop is `P_(d)` and that inside an air bubble of same radius in water is `P_(b)`. Which of the following relation is correct ?

A

`P_(d)=P_(b)`

B

`2P_(d)=P_(b)`

C

`P_(d)=2P_(4)`

D

none of the above

Text Solution

Verified by Experts

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

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

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  9. The excess pressure inside a soap bubble is

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  10. EXCESS PRESSURE IN AN AIR BUBBLE INSIDE LIQUID

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

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

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

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

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

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

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

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

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

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

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