Table 1: Moments of inertia for some simple geometric shapes. Shape Axis of Rotation Moment of Inertia () Middle Rod, length L One End 1 = 1/ml Dist. D beyond one end 1= m(1/1217+ (D+ 1/2)] Middle 1= 1/2MR + 1/12ml? Cylinder, radius R, length L Center Axis 1= 1/ mR2 Parallel edge 1=3, mR2 Solid sphere, radius R Center 1-25 mR Rod: D Cylinder: Sphere:Mass Length Radius Mass of Length of Radius of Body Part (Percentage (Percentage (percentage Body Part Body Part Body part of total body of total body of total body length) length) (kg) (m) (m) mass Head 15.0% 13.0% 6.5% Trunk 50.0% 40.0% 15.0% Arm 5.0% 35.0% 2.0% (single) Arm (fingertip to 10.0% 100.0% 2.0% fingertip) Right Leg 12.5% 47.0% 6.0% Left Leg 12.5% 47.0% 6.0% Use this space to show sample calculations:Body Part Formula Used to Formula with mass and Moment of Inertia Determine I radius/length values plugged in (kg*m2 Head 1= 25 mR- Trunk Arm (Right) Arm (Left) Arm (finger tip to finger tip) Right Leg Left Leg Total Moment of Inertia (ITor) ITot = Head + Trunk + lars + IRL + ILL ITo = Use this space to show sample calculations