Solved question paper for FM Dec-2018 (DIPLOMA civil enginerring 3rd)

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Fluid mechanics

Previous year question paper with solutions for Fluid mechanics Dec-2018

Our website provides solved previous year question paper for Fluid mechanics Dec-2018. Doing preparation from the previous year question paper helps you to get good marks in exams. From our FM question paper bank, students can download solved previous year question paper. The solutions to these previous year question paper are very easy to understand.

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Question paper 1

  1. SECTION-A

    Q1. a) Fill in the blanks.

    i. A __________fluid is one that is incompressible and has no viscosity

    Answer:

    2. Read more

  2. ii. Specific gravity is also called __________

    Answer:

    3. Read more

  3. iii. __________is measure of resistance of relative translation motion of adjacent layer.

    Answer:

    4. Read more

  4. iv. __________is that branch of hydraulics which deals with water at rest.

    Answer:

    5. Read more

  6. v. The point where total pressure acts is known as __________

    Answer:

    7. Read more

  7. vi. Peizometer measures __________pressure.

    Answer:

    8. Read more

  8. vii. Dead weight pressure gauge is used to __________pressure gauge.

    Answer:

    9. Read more

  9. viii. In laminar flow, Reynolds’s number is __________

    Answer:

    10. Read more

  11. ix. Hydraulic pumps converts__________ energy into hydraulic energy.

    Answer:

    12. Read more

  12. x. Reciprocating pump is a type of __________

    Answer:

    13. Read more

  13. b) State True or False.

    xi. Density of fluid is the ratio of mass of fluid to its volume.

    Answer:

  14. xii. Viscosity is not a measure of resistance to relative translation motion of adjacent layer.

    Answer:

  16. xiii. The pressure which is below the atmospheric is called vacuum pressure.

    Answer:

  17. xiv. Laminar flow is regular, smooth and systematic.

    Answer:

  18. xv. Centrifugal pump works on the principal of forced vortex flow. 

    Answer:

  19. SECTION-B

    Q2. Attempt any six questions.

    a. Define Pascal’s law and what is its application?

    Answer:

    20. Read more

  21. b. Define Total pressure, resultant pressure and pressure head.

    Answer:

    22. Read more

  22. c. Write a short note on

    i) Simple manometer ii) Differential manometer

    Answer:

  23. d. Differentiate between steady and unsteady flow.

    Answer:

    24. Read more

  24. e. Differentiate between uniform and non uniform flow

    Answer:

    25. Read more

  26. f. Find the discharge of water flowing through a rectangular notch of 4m length when constant head over notch is 200 mm. Take Cd =0.65?

    Answer:

    27. Read more

  27. g. Define an Orifice and mouthpiece .What is the difference between the two?

    Answer:

    28. Read more

  28. h. State the condition for the following section to be most economical

    i) Rectangular section ii) Trapezoidal section

    Answer:

  29. SECTION-C

    Q3. Attempt any three questions.

    i. What are the losses in pipelines? Explain minor and major loses.

    Answer:

    30. Read more

  31. ii. Explain in detail the hydraulic gradient line and total energy line by showing its diagram.

    Answer:

  32. iii. Describe in detail water hammer phenomenon and its effect.

    Answer:

    33. Read more

  33. iv. Define Bernoulli’s theorem. Explain its assumptions and limitations.

    Answer:

    34. Read more

  34. v. A rectangular channel has a cross-sectional area of 72m2 . Calculate the discharge through the most economical section, when the bed slope is 1 in 1500 and C=55.

    Answer: