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22-Mec-B1 Advanced Machine Design: December 2013

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

  1. Question 1 Short-Answer Concepts
  2. Question 2 Stepped Shaft — Deflection and Critical Speed
  3. Question 3 Bolted-Joint Design and Optimum Preload
  4. Question 4 Journal Bearing Sized by No-Load (Petroff) Friction
  5. Question 5 Overhung Diving Board — Impact Stress
  6. Question 6 Single Short-Shoe Drum Brake

Start with Question 1 →

National Exams — December 2013 · 07-Mec-B1 (22-Mec-B1) Advanced Machine Design. Open-book, 3 hours, 100 marks. The paper requires all of Part I (Problems 1 and 2) plus any three of the four Part II problems (3–6). All six problems are solved in full below.

Reference texts. R. G. Budynas & J. K. Nisbett, Shigley’s Mechanical Engineering Design, 10th ed. (shafts & critical speed §7; bolted joints §8; lubrication & journal bearings §12; brakes §16); R. C. Juvinall & K. M. Marshek, Fundamentals of Machine Component Design (bearings, brakes, impact); R. C. Hibbeler, Mechanics of Materials (bending, impact loading).

Note on scope. The exam instructs the candidate to attempt Part I plus three of Part II. This document answers every problem so that the paper functions as a complete study set; on exam day a candidate would submit Problems 1, 2 and any three of 3–6.