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Give the dimensional formula of surface ...

Give the dimensional formula of surface tension.

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KUMAR PRAKASHAN-MECHANICAL PROPERTIES OF FLUIDS -SECTION-A Try Yourself (VSQs)
  1. Write two units of surface tension .

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  2. Show that ("Joule")/("metre")=("Newton")

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  3. Give the dimensional formula of surface tension.

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  4. On what the value of surface tension depends ?

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  5. What is the effect of increasing temperature on surface tesion ?

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  6. Define angle of contact .

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  7. Give reason : Wing of duck cannot wet in water

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  8. Liquid is stick to the glass then angle of contact for liquid glass wi...

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  9. The angle of contact between mercury and glass is ……. Angle

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  10. The cohesive force between the molecules of liquid is more than the co...

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  11. The cohesive force between the molecules of liquid is less than the co...

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  12. A large pressure exerted on the surface of liquid having shape of …….....

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  13. Bubble in water have ….. Free surface

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  14. Bubble in air have …… free surface

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  15. Rain drop have ……. Free surface

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  16. Write the equation of excess pressure (pressure difference) for the bu...

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  17. At a depth of 1000m in an ocean (a) What is the absolute pressure? (b)...

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  18. What is capillary ?

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  19. Give two practical illustrations of caplilary.

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  20. When the capillary is kept in water , water ….. In capillary while it ...

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