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Why velocity of hot water is greater tha...

Why velocity of hot water is greater than velocity of cold water.

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R G PUBLICATION-MECHANICAL PROPERTIES OF FLUIDS-EXERCISE
  1. What is the difference between critical velocity and terminal velocity...

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  2. State and explain Pascal's law of transmission of liquid pressure. Exp...

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  3. Why is meta centre?

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  4. Why velocity of hot water is greater than velocity of cold water.

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  5. What is Reynold's number? What is its physical significance?

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  6. Write Newton's laws of viscosity.

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  7. What is Archemedic's principle.

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  8. Establish the relation between surface tension and surface energy.

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  9. Derive the pressure of a liquid in a centrain depth.

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  10. Write the different condition of a floating bodies.

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  11. Distinguish between streamline and turbulent flow of a liquid.

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  12. The dimension of co - efficient of viscocity is

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  13. Write about the buoyancy force and viscous force.

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  14. Derive the expression of terminal velocity of a body in liquid.

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  15. State Bernoulli's theorem. Establish it on the basis of work-energy th...

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  16. State and obtain Stokes's law by the method of dimensions

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  17. What is the difference between critical velocity and terminal velocity...

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  18. Write the working principle of Hydraulic press and show that mechancia...

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  19. In a hydraulic press the ratio of radius of the piston is 16:3 and arm...

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  20. The weight of a body in air 40N. When the body immersed in water the w...

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