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04-BS-7: May 2014

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

  1. Question 1 Capillary Rise in a Flattened Tube
  2. Question 2 Manometer Fluid Identification
  3. Question 3 River Flow Accumulation and Level Rise
  4. Question 4 Head Loss in a Reservoir-Fed Pipe
  5. Question 5 Temperature Rise in a Closed Pump Circuit
  6. Question 6 Nozzle Jet Velocity and Discharge
  7. Question 7 Jet Force on a Plate: Dynamic vs. Static
  8. Question 8 Drain-Cleaning Nozzle Thrust
  9. Question 9 Pipe Sizing from the Moody Chart
  10. Question 10 Flow Net for a Converging Nozzle
  11. Question 11 Orifice Meter, Manometer, and Grade Lines
  12. Question 12 Drafting: Cyclists vs. Swimmers
  13. Question 13 Shape of a Falling Raindrop

Start with Question 1 →

04-BS-7 Mechanics of Fluids — National Examinations, May 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 & capillarity Ch.2; Bernoulli/energy equation Ch.3; pipe friction & the Moody chart Ch.6; drag on immersed bodies Ch.7; buoyancy Ch.2; momentum & jet propulsion Ch.3).