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25-Nav-A5 Ship Design: May 2016

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

  1. Question 1 Statically Indeterminate Truss — Energy Method
  2. Question 2 Restrained Two-Segment Rod — Thermal Stress
  3. Question 3 Thick-Walled Cylinder — Lamé Stresses and Failure Criteria
  4. Question 4 Thin Plate in Biaxial Stress — Elastic Constants and Yield
  5. Question 5 Open Thin-Walled Circular Tube Column — Flexural and Torsional Buckling
  6. Question 6 Two-Dimensional Strain Field — Compatibility and Displacement Integration
  7. Question 7 Cantilevered Square Bar — Combined Axial Compression and Torsion
  8. Question 8 Open Channel Cross-Section — Shear Flow, Shear Centre, and Maximum Shear Stress

Start with Question 1 →

National Exams, May 2016 — 98-Mar-A5 Advanced Strength of Materials, 3 hours, open book, non-communicating calculator permitted (any five of the eight problems constitute a complete paper, all equal value; all eight answered below for full study coverage).

Reference texts: Boresi & Schmidt, Advanced Mechanics of Materials, 6th ed.; Hibbeler, Mechanics of Materials, 10th ed.; Timoshenko & Goodier, Theory of Elasticity, 3rd ed.

It is solved as the strength-of-materials exam it actually is.