Biomechanics Exam 2 Questions and Answers- Angular Kinetics of Human Movement

Biomechanics Exam 2: Angular Kinetics
of Human Movement




c - Answer-Moment of inertia is the angular analogue of what?



a) moment of force

b) moment of time

c) mass

d) surface area



b - Answer-When knee flexion is increased, what happens to the moment of inertia of the leg about the
hip?



a) increased

b) decreased

c) remains the same

d) need more information

, b - Answer-In the absence of external torque, which of the following will increase when moment of
inertia decreases?



a) angular momentum

b) angular velocity

c) both A & B

d) none of the above



b - Answer-Torque is the angular analogue of what?



a) momentum

b) force

c) mass

d) impulse



b - Answer-Where is radius of gyration located in relation to center of gravity (COG)?



a) closer to the axis

b) further from the axis

c) same distance from the axis

d) need more information



a - Answer-If a diver goes from full layout position to a tuck position, what will happen to her angular
velocity?



a) increase