KINE425_FORCES_01 * 4 Share File Edit View Insert Format Data Tools Extensions Help Last edit was yesterday at 8:51 PM Y - 100% View only A1 fx INSTRUCTIONS A B C D E F G H K Standard length measure (body diameter or femur length Assumption: assumed to be Approximate Femur radius Knee Joint Knee Joint Maximum Body Length 1/4 body Body Volume Body Density Body Mass Body Weight is 1/10 femur angle, theta angle, theta Stress in beam INSTRUCTIONS (m) length) (m) (m^3) (kg/m^3) (kg) (N) = F length (m) degrees) (rad) (PA, or N/M^2) 1.5 0.375 0.0276 1000 27.61 270.9 0.0375 5 W N 1.5 0.375 0.0276 1000 27.6 270.9 0.0375 15 N 4 1.5 0.375 0.0276 1000 28 271 0.0375 25 In segmented systems, the forces and stresses 1.5 0.375 0.0276 1000 28 271 0.0375 35 6 experienced by bones 1.5 0.375 0.0276 1000 28 271 0.0375 45 7 depend on position. Does 1.5 0.375 0.0276 1000 28 271 0.0375 55 posture substantially affect the stresses experienced by 1.5 0.375 0.0276 1000 28 271 0.0375 65 9 bones? Please review the 1.5 0.375 0.0276 1000 28 271 0.0375 75 10 included calculations to make 1.5 0.375 0.0276 1000 28 271 0.0375 85 sure that you understand them, then calculate the knee joint angle in radians, and the In words, stress in the bone as a Flcos(O)r explain how 12 function of knee angle. = maximum max I stress changes with posture. How might we predict that F posture of larger animals 13 would differ from the posture of smaller animals? 14 INFO FRICTION IMPULSE MOMENTS MAXIMUM_STRESS RADIUS POSTURE +