CSS Physics past papers MCQs

By: Prof. Fazal Rehman Shamil

Solved important and repeated MCQs of The Vortex Sheet in Physics from CSS Physics past papers.

With periodic boundaries can a flat vortex sheet be used in high Reynolds number?
(A). True
(B). False
(E). None of these
MCQ Answer: a


On the real fluid viscosity is the smoothing parameter?
(A). True
(B). False
(E). None of these
MCQ Answer: a


In the vortex sheet how the vortex filament is organized?
(A). Side by side
(B). Front and back
(C). Up and down
(D). Left and right
(E). None of these
MCQ Answer: a


For a flat vortex sheet, zero is the initial condition.
(A). True
(B). False
(E). None of these
MCQ Answer: a


The growth of round-off errors can be controlled by point vortices.
(A). True
(B). False
MCQ Answer: a


Vortex method’s purpose is to_____
(A). Reduce the dimensionality of the aerodynamic model
(B). Increase the dimensionality of the aerodynamic model
(C). Reduce the lift of the aerodynamic model
(D). Increase the lift of the aerodynamic model
(E). None of these
MCQ Answer: a


In the sheet circulation between two material points remains conserved on which point?
(A). Zero
(B). One
(C). Greater than zero
(D). Less than zero
(E). None of these
MCQ Answer: a


Beyond the critical time vortex sheet can go.
(A). True
(B). False
(E). None of these
MCQ Answer: b


A term used in fluid mechanics Is vortex sheet.
(A). False
(B). True
(E). None of these
MCQ Answer: b


At a high Reynolds number, the vortex sheet is unstable.
(A). True
(B). False
(E). None of these
MCQ Answer: a


The complex coordinate z=x+iy is the vortex sheet equation.
(A). False
(B). True
(E). None of these
MCQ Answer: b

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
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