This movie is organized in 14 scenes followed by a Try One exercise.

• Scene 1:State the Problem to Be Solved.
• Scene 2:Plan the Method of Solution.
• Scene 3:Table of Contents.
• Scene 4:Review Sign Conventions for Torque, Angle of Twist, and Rotation Angle.
• Scene 5:Develop an Equilibrium Equation Relating the Torques in Shafts (1) and (2) To the External Torque T.
• Scene 6:Develop the Geometry of Deformation Equation.
• Scene 7:Define the Torque-Twist Relationships For the Two Shafts.
• Scene 8:Derive the Compatibility Equation.
• Scene 9:Rewrite the Compatibility Equation in Terms of τ₁ and τ₂.
• Scene 10:Determine the Controlling Allowable Shear Stress.
• Scene 11:Calculate Section Properties For the Two Shafts.
• Scene 12:Solve For the External Torque Magnitude.
• Scene 13:Calculate the Rotation Angle of End B.
• Scene 14:End of Movie.
• Scene 15:Try One.

To skip directly to a particular scene, select it from drop down menu above.