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23-Ind-B2 Manufacturing Processes: May 2014

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

  1. Question 1 Steel vs. Cast Iron, Property-Governing Factors, and the Effect of Alloying and Heat Treatment
  2. Question 2 Trends in Casting Industries, Plaster-Mold Casting, and Expandable-Mold Design Considerations
  3. Question 3 Turning Cutting Speed and Material Removal Rate, Metal Chip Types, and Built-Up Edge
  4. Question 4 Forming/Shaping Process Characteristics, Forging Steps, and Forging Trends
  5. Question 5 Resistance Welding, Spot vs. Seam Welding, and Oxyfuel Gas Cutting
  6. Question 6 Grinding Operations, Finishing Operations, and the Economics of Automating Grinding/Finishing
  7. Question 7 Applications of Numerical Control, NC vs. Conventional Machines, and the Role of Sensors

Start with Question 1 →

National Exams — May 2014 — 98-Ind-B2 Manufacturing Processes. Closed book; Casio or Sharp approved calculators only. Any five of the seven questions constitute a complete paper; all questions are of equal value (20 marks each). Answers are written in point form but fully, with all calculations shown, as instructed. Complete answers to all seven questions follow.

Reference texts: Groover, Fundamentals of Modern Manufacturing: Materials, Processes, and Systems, 6th ed. — material selection, casting, metal-cutting theory, welding processes, and automation/numerical control; Montgomery, Introduction to Statistical Quality Control, 8th ed. — where quality-control concepts are referenced.