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What are cohesive forces ?...

What are cohesive forces ?

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The cohesive force between the molecules of liquid is more than the cohesive force between the molecules of plate then angle of contact obtain is …..(acute /obtuse) and free surface has shape ….. (concave/convex)

The cohesive force between the molecules of liquid is less than the cohesive force between the molecules of plate then angle of contact obtain is …. (acute /obtuse) and free surface has shape ….(concave/convex)

What are conservative force , non - conservative force , conservative field and non - conservative field ?

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KUMAR PRAKASHAN-MECHANICAL PROPERTIES OF FLUIDS -SECTION-A Try Yourself (VSQs)
  1. Give the limitations and uses of turbulence.

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  2. Give the limitations and uses of turbulence.

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  3. What are cohesive forces ?

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  4. Write the necessary condition for water drop to stick to glass .

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  5. What is called maximum distance for which the molecules can exert attr...

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  6. What is sphere of molecular action ?

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  7. Define surface of the liquid .

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  8. In what direction the force exert on the molecular of surface ? OR W...

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  9. Which molecule has more potential energy ?

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  10. For stability of system , what should be its potential energy ? More o...

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  11. As the area of surface is large then potentials energy of molecules ...

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  12. As the area of surface is small then potential energy of its molecule...

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  13. Why the surface of a liquid have tendency to minimize its area ?

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  14. The free surface of liquid has a tendency to contract . The property...

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  15. Give the definition of surface tension and formula in the context of (...

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  16. Give two practical illustrations of surface tension.

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  17. Explain surface energy and surface tension.

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  18. A surface of one liquid , is in contact with other liquid or surface o...

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  19. If the molecules of substance attracts each other then the area of sur...

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  20. If the molecules of body repel to each other then the area of surface ...

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