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Name the material in whose capillary wat...

Name the material in whose capillary water will descend instead of rising.

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One end fo a capillary tube of radius r is immersed verticaly in water and the mass of water rises in the capillary tube is 5 g. if one end of another capillary tube of radius 2 r is immersed vertically in water, what will be the mass of water that will rise in it ?

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SL ARORA-Mechanical Properties of fluids-Exercise
  1. What happens to the surface tension when some impurity is mixed in liq...

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  2. What is capillarity ?

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  3. Name the material in whose capillary water will descend instead of ris...

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  4. A lead sphere acquires a terminal velocity v when falls in a viscous l...

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  5. What is the excess pressure inside a soap bubble of radius 5.00 mm ? S...

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  6. It is better to wash the clothes in hot soap solution. Why?

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  7. Define the terms thrust and pressure. Give their SI units.

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  8. Define viscosity. Describe the cause of viscosity.

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  9. Write two factors affecting viscosity. Which one is more viscous : Pur...

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  10. Mention one similarity and one dissimilarity between frictional force ...

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  11. Distinguish between streamline motion and turbulent motion.

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  12. What is Reynold's number ? What is its importance ?

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  13. State and write the equation of continuity.

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  14. Bernoulli's principle is based on which one among the following laws?

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  15. Define angle of contact and surface energy.

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  16. Describe a simple experiment for measuring the surface tension of a li...

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  17. Show that liquid in equilibrium of rest exerts normal force on the sur...

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  18. State Pascal's law. How can it be demonstrated?

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  19. State the conditions for the equilibrium of floating bodies.Also discu...

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  20. Check the dimensional consistency of the poiseuille's formula for the ...

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