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22-Mec-B1 Advanced Machine Design: May 2017

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

  1. Question 1 Short-answer concepts
  2. Question 2 Stepped shaft — maximum deflection & critical speed
  3. Question 3 Single-surface disk clutch
  4. Question 4 Notched bar — axial fatigue
  5. Question 5 Single short-shoe drum brake
  6. Question 6 Twin Acme power screws — sluice gate

Start with Question 1 →

Paper format. National Exams — 16-Mec-B1 Advanced Machine Design, May 2017. Open-book, 3 hours, 100 marks. Part I (Problems 1–2) is compulsory; only three of the four Part II problems (Problems 3–6) are required. All six problems are solved as a study resource. “State all assumptions clearly… assume any missing data and properly state it” is an explicit exam instruction, invoked in Problem 2.

Reference texts. R.G. Budynas & J.K. Nisbett, Shigley’s Mechanical Engineering Design, 10th ed. (shafts & deflection §7 & §4, fasteners §8, clutches/brakes §16, journal bearings §12, power screws §8-2); R.C. Juvinall & K.M. Marshek, Fundamentals of Machine Component Design (brakes, bearings, screws); R.C. Hibbeler, Mechanics of Materials (beam deflection, impact); R.L. Norton, Machine Design (fatigue, stress concentration).