Question 1

Which of the following is/are most important factor(s)affecting the magnitude of centripetal force?

Accepted Answer

A) tangential linear velocity 
B) radius of rotation 
C) mass 
D) all of these answers are correct 
A) tangential linear velocity 
B) radius of rotation 
C) mass 
D) all of these answers are correct A

Question 2

Which of the following variables contribute to moment of inertia?

Accepted Answer

A) F and d 
B) T and t 
C) M and v 
D) m and k 
A) F and d 
B) T and t 
C) M and v 
D) m and k D

Question 3

What are the appropriate units for angular momentum?

Accepted Answer

A) kg•m2/s 
B) kg•m/s2 
C) kg2•m/s 
D) kg•m2 
A) kg•m2/s 
B) kg•m/s2 
C) kg2•m/s 
D) kg•m2 A

Question 4

Which of the following is/are accurate formula(s)for angular momentum?

Accepted Answer

A) H = Iw 
B) H = mk2w 
C) M = mv 
D) both H = Iw and H = mk2w 
E) all of these answers are correct 
A) H = Iw 
B) H = mk2w 
C) M = mv 
D) both H = Iw and H = mk2w 
E) all of these answers are correct

Question 5

The principle moment of inertia of the human body is greatest around the anteroposterior axis.

Accepted Answer

A) True 
 B)False

Question 6

During skilled performance of a throw or strike,momentum is generally transferred from the more proximal segments to the more distal segments.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is referred to as the "quantity of angular motion" possessed by a body?

Accepted Answer

A) angular displacement 
B) angular velocity 
C) angular acceleration 
D) angular momentum 
A) angular displacement 
B) angular velocity 
C) angular acceleration 
D) angular momentum

Question 8

Choose the term that describes the distance from the axis of rotation to a point where the body's mass could be concentrated without altering its rotational characteristics.

Accepted Answer

A) angular impulse 
B) principal axes 
C) principal moment of inertia 
D) radius of gyration 
A) angular impulse 
B) principal axes 
C) principal moment of inertia 
D) radius of gyration

Question 9

What has historically been referred to as centrifugal force,is really just inertia.

Accepted Answer

A) True 
 B)False

Question 10

Choose the term that describes the study of the action of forces on rotating bodies.

Accepted Answer

A) angular impulse 
B) angular kinematics 
C) angular kinetics 
D) angular momentum 
A) angular impulse 
B) angular kinematics 
C) angular kinetics 
D) angular momentum

Question 11

Which of the following acts to produce a change in angular momentum?

Accepted Answer

A) moment of inertia 
B) torque 
C) angular impulse 
D) none of these answers is correct 
A) moment of inertia 
B) torque 
C) angular impulse 
D) none of these answers is correct

Question 12

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

Accepted Answer

A) increase 
B) decrease 
C) remain the same 
D) need more information 
A) increase 
B) decrease 
C) remain the same 
D) need more information

Question 13

Choose the term that describes the force directed toward the center of rotation.

Accepted Answer

A) angular momentum 
B) center of mass 
C) centripetal force 
D) moment of inertia 
A) angular momentum 
B) center of mass 
C) centripetal force 
D) moment of inertia

Question 14

According to Newton's 2nd Law,what is the relationship among torque,moment of inertia,and angular acceleration?

Accepted Answer

A) T = Ia 
B) I = Ta 
C) a = TI 
D) T = Iw 
A) T = Ia 
B) I = Ta 
C) a = TI 
D) T = Iw

Question 15

If total body angular momentum is 0,what will happen as the result of a forceful movement such as a spike?

Accepted Answer

A) compensatory rotation in lower body in opposite direction 
B) compensatory rotation in upper body called follow-through 
C) angular momentum is no longer 0 
D) all of these answers are correct 
A) compensatory rotation in lower body in opposite direction 
B) compensatory rotation in upper body called follow-through 
C) angular momentum is no longer 0 
D) all of these answers are correct

Question 16

Choose the term that describes the quantity of angular motion.

Accepted Answer

A) angular momentum 
B) center of mass 
C) centripetal force 
D) moment of inertia 
A) angular momentum 
B) center of mass 
C) centripetal force 
D) moment of inertia

Question 17

Choose the term that describes the following concept: a rotating body will maintain a state of constant rotational motion unless acted upon by an external torque.

Accepted Answer

A) Newton's 1st law 
B) Newton's 2nd law 
C) Newton's 3rd law 
D) principal axes 
A) Newton's 1st law 
B) Newton's 2nd law 
C) Newton's 3rd law 
D) principal axes

Question 18

Centrifugal force is a misnomer. What is really happening when you feel a pull to the outside while rounding a curve?

Accepted Answer

A) centripetal force 
B) inertia 
C) both centripetal force and inertia 
D) none of these answers is correct 
A) centripetal force 
B) inertia 
C) both centripetal force and inertia 
D) none of these answers is correct

Question 19

If a diver goes from a full layout position to a tuck position,what will happen to his momentum?

Accepted Answer

A) increase 
B) decrease 
C) remain the same 
D) need more information 
A) increase 
B) decrease 
C) remain the same 
D) need more information

Question 20

Which of the following quantities increases as moment of inertia decreases during the airborne phase of a dive?

Accepted Answer

A) angular momentum 
B) angular velocity 
C) both angular momentum and angular velocity 
D) neither angular momentum nor angular velocity 
A) angular momentum 
B) angular velocity 
C) both angular momentum and angular velocity 
D) neither angular momentum nor angular velocity

Which of the following is/are most important factor(s)affecting the magnitude of centripetal force?

Which of the following variables contribute to moment of inertia?

What are the appropriate units for angular momentum?

Which of the following is/are accurate formula(s)for angular momentum?

The principle moment of inertia of the human body is greatest around the anteroposterior axis.

During skilled performance of a throw or strike,momentum is generally transferred from the more proximal segments to the more distal segments.

Which of the following is referred to as the "quantity of angular motion" possessed by a body?

Choose the term that describes the distance from the axis of rotation to a point where the body's mass could be concentrated without altering its rotational characteristics.

What has historically been referred to as centrifugal force,is really just inertia.

Choose the term that describes the study of the action of forces on rotating bodies.

Which of the following acts to produce a change in angular momentum?

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

Choose the term that describes the force directed toward the center of rotation.

According to Newton's 2^nd Law,what is the relationship among torque,moment of inertia,and angular acceleration?

If total body angular momentum is 0,what will happen as the result of a forceful movement such as a spike?

Choose the term that describes the quantity of angular motion.

Choose the term that describes the following concept: a rotating body will maintain a state of constant rotational motion unless acted upon by an external torque.

Centrifugal force is a misnomer. What is really happening when you feel a pull to the outside while rounding a curve?

If a diver goes from a full layout position to a tuck position,what will happen to his momentum?

Which of the following quantities increases as moment of inertia decreases during the airborne phase of a dive?

What Is Biomechanics

Kinematic Concepts for Analyzing Human Motion

Kinetic Concepts for Analyzing Human Motion

The Biomechanics of Human Bone Growth and Development

The Biomechanics of Human Skeletal Articulations

The Biomechanics of Human Skeletal Muscle

The Biomechanics of the Human Upper Extremity

The Biomechanics of the Human Lower Extremity

The Biomechanics of the Human Spine

Linear Kinematics of Human Movement

Angular Kinematics of Human Movement

Linear Kinetics of Human Movement

Equilibrium and Human Movement

Human Movement in a Fluid Medium

Filters

Exam 14: Angular Kinetics of Human Movement

Which of the following is/are most important factor(s)affecting the magnitude of centripetal force?

Which of the following variables contribute to moment of inertia?

What are the appropriate units for angular momentum?

Which of the following is/are accurate formula(s)for angular momentum?

The principle moment of inertia of the human body is greatest around the anteroposterior axis.

During skilled performance of a throw or strike,momentum is generally transferred from the more proximal segments to the more distal segments.

Which of the following is referred to as the "quantity of angular motion" possessed by a body?

Choose the term that describes the distance from the axis of rotation to a point where the body's mass could be concentrated without altering its rotational characteristics.

What has historically been referred to as centrifugal force,is really just inertia.

Choose the term that describes the study of the action of forces on rotating bodies.

Which of the following acts to produce a change in angular momentum?

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

Choose the term that describes the force directed toward the center of rotation.

According to Newton's 2nd Law,what is the relationship among torque,moment of inertia,and angular acceleration?

If total body angular momentum is 0,what will happen as the result of a forceful movement such as a spike?

Choose the term that describes the quantity of angular motion.

Choose the term that describes the following concept: a rotating body will maintain a state of constant rotational motion unless acted upon by an external torque.

Centrifugal force is a misnomer. What is really happening when you feel a pull to the outside while rounding a curve?

If a diver goes from a full layout position to a tuck position,what will happen to his momentum?

Which of the following quantities increases as moment of inertia decreases during the airborne phase of a dive?

What Is Biomechanics

Kinematic Concepts for Analyzing Human Motion

Kinetic Concepts for Analyzing Human Motion

The Biomechanics of Human Bone Growth and Development

The Biomechanics of Human Skeletal Articulations

The Biomechanics of Human Skeletal Muscle

The Biomechanics of the Human Upper Extremity

The Biomechanics of the Human Lower Extremity

The Biomechanics of the Human Spine

Linear Kinematics of Human Movement

Angular Kinematics of Human Movement

Linear Kinetics of Human Movement

Equilibrium and Human Movement

Human Movement in a Fluid Medium

Filters

According to Newton's 2^nd Law,what is the relationship among torque,moment of inertia,and angular acceleration?