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04-BS-3: December 2015

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

  1. Question 1 Question 1 (paper Question I) — Truss Analysis (Part A · Statics, 20 marks)
  2. Question 2 Question 2 (paper Question II) — Equivalent Force-Moment System (Part A · Statics, 20 marks)
  3. Question 3 Question 3 (paper Question III) — Friction with Capstan Pulleys (Part A · Statics, 20 marks)
  4. Question 4 Question 4 (paper Question IV) — Four-Bar Linkage Velocity & Acceleration (Part B · Dynamics, 20 marks)
  5. Question 5 Question 5 (paper Question V) — Spring-Restrained Cart on an Incline (Part B · Dynamics, 20 marks)
  6. Question 6 Question 6 (paper Question VI) — Oblique Impact on an Incline (Part B · Dynamics, 20 marks)

Start with Question 1 →

National Examination December 2015 — 04-BS-3, Statics and Dynamics, 3 hours, closed book (one 8½″×11″ self-prepared note sheet permitted; Casio or Sharp approved calculator only). Candidates complete 2 of 3 questions from Part A (Statics) and 2 of 3 from Part B (Dynamics); all 6 are solved below.

Reference texts: Hibbeler, Engineering Mechanics: Statics, 14th ed. (Questions 1–3); Hibbeler, Engineering Mechanics: Dynamics, 14th ed. (Questions 4–6).

Check — Figure 1 is drawn on a grid of 1 division = 1 m; node positions are measured against it, and each figure's geometry is stated at first use. All six printed questions (I–VI) are answered below.