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When two soap bubbles coalesce to form a...

When two soap bubbles coalesce to form a single bubble then its radius will be-

A

0

B

`oo`

C

`(r)/(2)`

D

`sqrt2r`

Text Solution

Verified by Experts

The correct Answer is:
D
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MOTION-SURFACE TENSION-Exercise - 1 Objective Problems | NEET
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  7. The excess of pressure inside a water drop is P(d) and that inside an ...

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  8. The exess pressure inside a drop of soap solution is Pb and that insid...

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  9. What will be the difference of pressure inside and outside a drop of w...

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  10. What should be the pressure inside a small air bubble of 0.1mm radius ...

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  11. If r , V and P are respectively the radius, volume and excess of press...

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

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

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

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

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

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