3.7
- 1. How is fluid mechanics applied in wind turbines and hydroelectric plants?
- 2. What is role of fluid mechanics in cooling of transformers?
- 3. What are hydraulic systems used for in electrical engineering?
- 4. What is free vortex?
- 5. What is forced vortex?
- 6. What is vortex motion?
- 7. Define circulation and vorticity.
- 8. What is stream function–potential function relationship?
- 9. What are assumptions made in Navier–Stokes equation?
- 10. What is Navier–Stokes equation?
- 11. Explain flow through sudden expansions using energy principle.
- 12. What is total energy of a fluid particle?
- 13. What is energy head?
- 14. What is kinetic energy correction factor?
- 15. What is momentum correction factor?
- 16. What is jet impact on moving plate?
- 17. What is jet impact on stationary plate?
- 18. Define impulse of a jet.
- 19. What are applications of momentum equation?
- 20. State momentum equation.
- 21. What are governing mechanisms in turbines?
- 22. What is surge tank?
- 23. What is draft tube?
- 24. What is overall efficiency?
- 25. Define mechanical efficiency.
- 26. Define hydraulic efficiency.
- 27. What is Kaplan turbine?
- 28. What is Francis turbine?
- 29. What is Pelton turbine?
- 30. What are types of hydraulic turbines?
- 31. What is net positive suction head (NPSH)?
- 32. Define cavitation in pumps.
- 33. What is priming of pump?
- 34. What is specific speed of pump?
- 35. What is a reciprocating pump?
- 36. What is a centrifugal pump?
- 37. What is difference between pump and turbine?
- 38. What is a turbine?
- 39. What is a pump?
- 40. What is a hydraulic machine?
- 41. What is vortex shedding?
- 42. What is terminal velocity?
- 43. What is drag coefficient?
- 44. What is lift coefficient?
- 45. What is skin friction drag?
- 46. What is pressure drag?
- 47. What is bluff body?
- 48. What is streamline body?
- 49. Define lift force.
- 50. Define drag force.
- 51. What is choking in nozzles?
- 52. What is shock wave?
- 53. Define adiabatic flow.
- 54. What is isentropic flow?
- 55. What is stagnation temperature?
- 56. What is stagnation pressure?
- 57. Define subsonic, supersonic, and hypersonic flows.
- 58. What is sonic velocity?
- 59. Define Mach number.
- 60. What is compressible flow?
- 61. How can energy losses be minimized in pipe systems?
- 62. What is cavitation in pipes?
- 63. What are losses due to bends and fittings?
- 64. What is siphon?
- 65. What is total energy line (TEL)?
- 66. What is hydraulic gradient line (HGL)?
- 67. What is power transmission through pipes?
- 68. What is equivalent pipe?
- 69. What is a parallel pipe system?
- 70. What is a series pipe system?
- 71. What is head loss due to sudden contraction?
- 72. What is head loss due to sudden expansion?
- 73. What causes minor losses in pipes?
- 74. What causes major losses in pipes?
- 75. What are major and minor losses?
- 76. What is Moody’s chart?
- 77. Define friction factor.
- 78. What is Darcy-Weisbach equation?
- 79. What is pipe friction?
- 80. Define internal flow.
- 81. What is skin friction drag?
- 82. Who proposed boundary layer theory?
- 83. What are the methods of controlling boundary layer separation?
- 84. What is flow separation?
- 85. What is boundary layer separation?
- 86. Define energy thickness.
- 87. Define momentum thickness.
- 88. Define displacement thickness.
- 89. What is boundary layer thickness?
- 90. Define boundary layer.
- 91. What are examples of laminar flow in engineering systems?
- 92. What are losses in laminar flow?
- 93. Derive Hagen–Poiseuille equation.
- 94. What are characteristics of turbulent flow?
- 95. What are characteristics of laminar flow?
- 96. What is critical Reynolds number?
- 97. What is Reynolds experiment?
- 98. What is transitional flow?
- 99. What is turbulent flow?
- 100. What is laminar flow?