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Two soap bubbles have radii in the rati...

Two soap bubbles have radii in the ratio of `4:3` . What is the ratio of work done to blow these bubbles ?

A

`4:3`

B

`16:9`

C

`9:16`

D

`3:4`

Text Solution

Verified by Experts

The correct Answer is:
B
`(W_(1))/(W_(2)) = ((R_(1))/(R_(2)))^(2)=(4/3)^(2) = 16:9`
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NIKITA PUBLICATION-SURFACE TENSION-Multiple Choice Questions (Question Given in MHT-CET )
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  2. The dimensions of surface tension are

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  3. Two soap bubbles have radii in the ratio of 4:3 . What is the ratio o...

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  4. If the surface of a liquid is plane, then the angle of contact of the ...

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  5. Work done is blowing a soap bubble of diameter 2 cm , is

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  6. The surface of water in contact with glass wall is

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  7. Work done in forming a liquid drop of radius R is W(1) and that of rad...

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  8. For liquid to rise in a capillary tube , the angle of contact should b...

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  9. Out of the following , which is not an example of capillary action

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  10. If a liquid does not wet glass, its angle of contact is

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  11. The surface tension of soap solution is 0.035 N/m . The energy needed...

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  12. A square frame of length L is immersed in soap solution and taken ou...

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  13. The potential energy of molecule on the surface of a liquid as compare...

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  14. If NaCl is dissolved into water , then its surface tension

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  15. Absorption of water by filter paper is due to

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  16. S.I. Unit of surface tension is:

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  17. A spherical liquid drop of radius R is divided into eight equal drople...

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  18. The potential energy of molecule on the surface of a liquid as compare...

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  19. n' droplets of equal of radius r coalesce to form a bigger drop of rad...

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  20. A big drop of radius R is formed by 1000 small droplets of water, then...

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