Fluid Mechanics & Hydraulic Machinery Important Questions – FMHM Imp Qusts

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Fluid Mechanics & Hydraulic Machinery Important Questions Pdf file – FMHM Imp Qusts

Please find the attached pdf file of Fluid Mechanics & Hydraulic Machinery Important Questions Bank – FMHM Imp Qusts

Link – FMHM Question Bank

UNIT-I

  1. Define viscosity and derive Newton’s law of viscosity.b)If the velocity distribution over a plate is given by u = (2/3)y – y2,in which ‘u’ is the velocity in m/s at a distance ‘y’ meter above theplate, determine the shear stress at y=0 and y=0.15m. Take dynamicviscosity of fluid as 8.63 poise.
  2. Differentiate between U-tube and Inverted U-Tube differentialmanometers.
  3. State Newton’s law viscosity and explain how viscosity varies with temperature for liquids and gases.

For more questions please download the above Pdf file

UNIT-II

  1. Define path line, stream line steam tube and streak line.
  2. Define and state the applications of momentum equation.
  3. State the assumptions and derive Bernoulli’s equation for flowalong a stream line.

For more questions please download the above Pdf file

UNIT-III

  1. Derive an expression for displacement thickness due to formationof boundary layer.
  2. Define boundary layer and boundary layer thickness.
  3. Define displacement thickness, momentum thickness and energythickness.

For more questions please download the above Pdf file

UNIT-IV

  1. Differentiate the impulse and reaction turbines.
  2. A jet of water 50 mm in diameter issues with a velocity of 10m/secand impinges normally on a stationary flat plate which moves inforward motion. Determine the force exerted by the jet on the plateand the work done.
  3. Give the classification of turbines.

For more questions please download the above Pdf file

UNIT-V

  1. What is the necessity of priming in centrifugal pumps?
  2. Give the classification of centrifugal pumps.
  3. Differentiate between centrifugal and reciprocating pumps.

For more questions please download the above Pdf file

 

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