IAF Physics MCQs

By: Prof. Fazal Rehman Shamil

Vortex Flow MCQs for IAF Physics.

Solved MCQs of Vortex Flow in Physics for IAF jobs.

On the X-axis the circles with their center are ________
(A). eccentric circles
(B). concentric circles
(C). potential lines
(D). equal circles
(E). None of these
MCQ Answer: c


______ is formed by the free vortex flow
(A). straight lines
(B). concentric circles
(C). parabola
(D). hyperbola
(E). None of these
MCQ Answer: b


Source flow and uniform flow combination gives flow past a _____
(A). Cylinder
(B). Half body
(C). Full body
(D). Wedge
(E). None of these
MCQ Answer: b


On the surface a body floats when _______
(A). Metacenter is above gravity
(B). Metacenter is below gravity
(C). Metacenter is equal to gravity
(D). Gravity is above the metacenter
(E). None of these
MCQ Answer: a


Vortex flow is ________ except at the origin where r=0.
(A). rotational
(B). laminar
(C). irrotational
(D). turbulent
(E). None of these
MCQ Answer: c


By using ______the center of pressure can be calculated.
(A). Principle of moments
(B). Principle of energy
(C). Mass conservation
(D). Rayleigh’s principle
(E). None of these
MCQ Answer: a


Vortex flow’ strength can be given by _________
(A). G=2*pi*C
(B). G=2*pi
(C). G=-2*pi*C
(D). G=0
(E). None of these
MCQ Answer: c

Aerodynamics MCQs

  1. Infinitesimal Fluid Element
  2. Kelvin’s Circulation Theorem and the Starting Vortex
  3. Laminar Flow MCQs
  4. Lifting Flow over Cylinder MCQs
  5. FRCR Physics MCQs
  6. Non-lifting Flow over Arbitrary Bodies MCQs
  7. Pathlines, Streamlines, Streaklines Physics MCQs
  8. Pitot Tube MCQs Physics
  9. Classical Lifting-Line Theory MCQs
  10. Doublet Flow MCQs
  11. Flow in Duct 
  12. Continuity Equation MCQs
  13. Cambered Airfoil MCQs
  14. Kutta Condition MCQs
  15. Lifting Surface Theory MCQs
  16. Symmetric Airfoil MCQs
  17. The Vortex Filament, Biot-Savart Law, Helmholtz Theorem MCQs
  18. IAF Physics MCQs
  19. Viscous Flow MCQs
  20. Uniform and Turbulent Flow MCQs
  21. Three Dimensional Source and Three Dimensional Doublet MCQs
  22. Vortex Sheet MCQs 
  23. Pressure Coefficient MCQs 
  24. Source Flow MCQs 
  25. Angular Velocity, Strain and Vorticity MCQs
  26. Bernoulli’s Equation MCQs
  27. MCQs on Circulation
  28. Finite Control Volume Approach MCQs
  29. Flow over Sphere MCQs
  30. Airfoil Characteristics MCQs
  31. Downwash and Induced Drag MCQs
  32. Aerodynamics MCQs
  33. Airfoil Nomenclature MCQs
Prof. Fazal Rehman Shamil
Latest posts by Prof. Fazal Rehman Shamil (see all)