Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)
National Exams, May 2017 — 04-Bio-A4, Biomechanics. 3-hour open-book exam; FOUR (4) questions of equal value constitute a complete paper, so all four are answered in full below.
Reference texts: Winter, Biomechanics and Motor Control of Human Movement; Zatsiorsky, Kinematics of Human Motion; Nordin & Frankel, Basic Biomechanics of the Musculoskeletal System.