FE Civil Exam Prep 37, Torsion of Circular Shafts — Stress, Twist, Power

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - How to calculate maximum shear stress in a shaft and avoid the common radius versus diameter trap. - The correct application of the polar moment of inertia (J) for both solid and hollow circular shafts. - How to find the angle of twist and the critical final step of converting radians to degrees. - The essential unit conversion from RPM to radians per second required for all power transmission problems. - A simple mnemonic, "The Lazy Jay Goose," to easily recall the angle of twist formula, φ = TL/JG. For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep