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04-BS-7: December 2014

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Hydrostatic Force on a Hemispherical Wall Projection
  2. Question 2 Gravity Dam Stability (Middle-Third Rule)
  3. Question 3 Power for a Submersible Garden Fountain
  4. Question 4 Radial Inflow Velocity to a Tank Drain
  5. Question 5 Jet on a Moving Curved Plate (180° Turn)
  6. Question 6 Stagnation Pressure Limit for a Motorcyclist
  7. Question 7 Pressure Drop in a Sloping Mine Ventilation Tunnel
  8. Question 8 Elevation Drop for a Trapezoidal Irrigation Canal
  9. Question 9 Oil Viscosity from a Sphere's Terminal Velocity
  10. Question 10 Stable Floating Orientation of a Square Bar
  11. Question 11 Compressive Force on Aqueduct Pillars as a Barge Passes
  12. Question 12 High-Lift Aircraft Wing Configurations
  13. Question 13 Drafting: Cyclists vs. Swimmers

Start with Question 1 →

04-BS-7 Mechanics of Fluids — National Examinations, December 2014. Three (3) hours, closed book. Section A: Calculative (9 questions, do 7); Section B: Analytical/Graphical (4 questions, do 3). Ten questions constitute a complete paper (50 marks). Every printed question is solved below, including the two "extra" questions in each Section beyond the minimum required.

Reference texts: White, Fluid Mechanics, 8th ed. (fluid statics & buoyancy Ch.2; Bernoulli/energy & momentum equations Ch.3; pipe friction & the Moody chart Ch.6; drag on immersed bodies Ch.7).