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The surface tension of soap solution is ...

The surface tension of soap solution is `25 xx 10^-3 N//m`. The excess of pressure inside the soap bubble of radius 0.5 cm is.......

A

`20 N//m^2`

B

`10 N//m^2`

C

`5 N//m^2`

D

`30 N//m^2`

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CHETANA PUBLICATION-MECHANICAL PROPERTIES OF FLUIDS-Exercise
  1. The surface-tension of a liquid is T. The increase in its surface ener...

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  2. Water rises to a height of 2 cm in capillary tube held vertically. Whe...

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  3. The surface tension of soap solution is 25 xx 10^-3 N//m. The excess o...

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  4. A liquid does not wet the sides of solid if angle of contact is..........

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  5. n droplets of equal size of radius r coalesce to form a bigger drop of...

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  6. Two bubbles A and B (A>B) are joined through a narrow tube, then

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  7. Radius of soap bubble is r. The surface tension of soap solution is T....

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  8. A capillary tube of radius r can support a liquid of weight 6.28 xx 10...

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  9. The pressure just below the meniscus of water.......

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

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  11. When NaCl is dissolved into water, then its surface tension

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  12. Water rises to capillary tube to a height of 4 cm. If radius of the tu...

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  13. A soap bubble has radius 2 cm. The work done to double the radius is (...

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  14. The surface tension of water at 0^@C is 72 dyne/cm, surface tension of...

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  15. The angle of contact between glass and mercury is

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  16. As the length of the capillary tube is insufficient the rise of liquid...

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  17. The correct relation is

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  18. Surface tension of soap solution is 2 xx 10^-2 N//m. The work done in ...

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  19. The angle of contact between glass and mercury is

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  20. Angle of contact varies between

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