Question 1

Maximizing tangential acceleration is important in which of the following situations?

Accepted Answer

A)  punting a football for distance 
B)  serving a tennis ball 
C)  throwing a dart 
D)  both A and B 
E)  all of the above 
A)  punting a football for distance 
B)  serving a tennis ball 
C)  throwing a dart 
D)  both A and B 
E)  all of the above D

Question 2

An angle formed by a body segment with respect to horizontal is what?

Accepted Answer

A)  relative angle 
B)  absolute angle 
C)  acute angle 
D)  none of the above 
A)  relative angle 
B)  absolute angle 
C)  acute angle 
D)  none of the above B

Question 3

If angular acceleration is constant, which of the following is true of angular velocity?

Accepted Answer

A)  it must be constant 
B)  it must be equal to zero 
C)  it must be increasing 
D)  none of the above 
A)  it must be constant 
B)  it must be equal to zero 
C)  it must be increasing 
D)  none of the above D

Question 4

Once a thrown ball is released, the tangential and radial acceleration become zero.

Accepted Answer

A) True 
 B)False

Question 5

When angular velocity is 0, what is angular acceleration?

Accepted Answer

A)  -9.81 m/s2 
B)  increasing 
C)  decreasing 
D)  0 
E)  need more information 
A)  -9.81 m/s2 
B)  increasing 
C)  decreasing 
D)  0 
E)  need more information

Question 6

When the second hand on a clock makes a complete revolution, which of the following is/are true?

Accepted Answer

A)  angular distance is 360° 
B)  angular displacement is 0° 
C)  angular velocity is 6 deg/s 
D)  both A and B 
E)  all of the above 
A)  angular distance is 360° 
B)  angular displacement is 0° 
C)  angular velocity is 6 deg/s 
D)  both A and B 
E)  all of the above

Question 7

Which angular direction is conventionally regarded as positive?

Accepted Answer

A)  clockwise 
B)  counterclockwise 
C)  flexion 
D)  extension 
A)  clockwise 
B)  counterclockwise 
C)  flexion 
D)  extension

Question 8

A ___________________ is a unit of angular measurement equal to approximately 57.3°.

Accepted Answer

The answer of A ___________________ is a unit of angular...

Question 9

If angular acceleration is constant, then angular velocity must be

Accepted Answer

A)  constant 
B)  increasing or decreasing 
C)  equal to zero 
D)  none of the above 
A)  constant 
B)  increasing or decreasing 
C)  equal to zero 
D)  none of the above

Question 10

Which of the following is/are true regarding a radian?

Accepted Answer

A)  it is equal to 57.3 degrees 
B)  it is the size of the angle subtended by an arc of radius length 
C)  it is a unit of angular displacement 
D)  all of the above are true 
A)  it is equal to 57.3 degrees 
B)  it is the size of the angle subtended by an arc of radius length 
C)  it is a unit of angular displacement 
D)  all of the above are true

Question 11

Explain the concept of instant center of rotation, including a discussion of why it is important when studying human motion.

Accepted Answer

The concept of instant center of rotatio

Question 12

A quadruple axel (in figure skating) involves how much angular displacement?

Accepted Answer

A)  4 revolutions 
B)  1440° 
C)  0° 
D)  none of the above 
A)  4 revolutions 
B)  1440° 
C)  0° 
D)  none of the above

Question 13

The formula v = rw establishes the relationship between what?

Accepted Answer

A)  linear and angular displacement 
B)  linear and angular velocity 
C)  linear displacement and linear velocity 
D)  angular displacement and angular velocity 
A)  linear and angular displacement 
B)  linear and angular velocity 
C)  linear displacement and linear velocity 
D)  angular displacement and angular velocity

Question 14

Which of the following terms describes the location of the center of rotation at a joint at a given instant in time?

Accepted Answer

A)  precise center 
B)  exact center 
C)  instant center 
D)  none of the above 
A)  precise center 
B)  exact center 
C)  instant center 
D)  none of the above

Question 15

Provide the formula which relates linear to angular velocity, including the rules that apply to the formula and an example in sport, dance or rehabilitation where the formula is applicable.

Accepted Answer

The formula that relates linear velocity

Question 16

Which of the following terms describes the angle formed between the longitudinal axes of two adjacent body segments?

Accepted Answer

A)  the static angle 
B)  the relative angle 
C)  the absolute angle 
D)  none of the above 
A)  the static angle 
B)  the relative angle 
C)  the absolute angle 
D)  none of the above

Question 17

During a baseball pitch, a pitcher's arm rotates through 80 degrees of motion at the shoulder. If this is accomplished in 0.5 seconds, which of the following statements is true?

Accepted Answer

A)  angular velocity is constant 
B)  angular acceleration is constant 
C)  both A and B must be true 
D)  neither A nor B must be true 
A)  angular velocity is constant 
B)  angular acceleration is constant 
C)  both A and B must be true 
D)  neither A nor B must be true

Question 18

Which of the following is not a valid unit of angular velocity?

Accepted Answer

A)  radians per second 
B)  revolutions per minute 
C)  degrees per hour 
D)  gradients 
A)  radians per second 
B)  revolutions per minute 
C)  degrees per hour 
D)  gradients

Question 19

Radial acceleration is directly affected by which of the following?

Accepted Answer

A)  tangential velocity 
B)  radius of rotation 
C)  both A and B 
D)  none of the above 
A)  tangential velocity 
B)  radius of rotation 
C)  both A and B 
D)  none of the above

Question 20

Which of the following are appropriate units for tangential acceleration?

Accepted Answer

A)  rad/s 
B)  m/s 
C)  rad/s2 
D)  m/s2 
A)  rad/s 
B)  m/s 
C)  rad/s2 
D)  m/s2

Maximizing tangential acceleration is important in which of the following situations?

An angle formed by a body segment with respect to horizontal is what?

If angular acceleration is constant, which of the following is true of angular velocity?

Once a thrown ball is released, the tangential and radial acceleration become zero.

When angular velocity is 0, what is angular acceleration?

When the second hand on a clock makes a complete revolution, which of the following is/are true?

Which angular direction is conventionally regarded as positive?

A ___________________ is a unit of angular measurement equal to approximately 57.3°.

If angular acceleration is constant, then angular velocity must be

Which of the following is/are true regarding a radian?

Explain the concept of instant center of rotation, including a discussion of why it is important when studying human motion.

A quadruple axel (in figure skating) involves how much angular displacement?

The formula v = rw establishes the relationship between what?

Which of the following terms describes the location of the center of rotation at a joint at a given instant in time?

Provide the formula which relates linear to angular velocity, including the rules that apply to the formula and an example in sport, dance or rehabilitation where the formula is applicable.

Which of the following terms describes the angle formed between the longitudinal axes of two adjacent body segments?

During a baseball pitch, a pitcher's arm rotates through 80 degrees of motion at the shoulder. If this is accomplished in 0.5 seconds, which of the following statements is true?

Which of the following is not a valid unit of angular velocity?

Radial acceleration is directly affected by which of the following?

Which of the following are appropriate units for tangential acceleration?

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

Linear Kinetics of Human Movement

Equilibrium and Human Movement

Angular Kinetics of Human Movement

Human Movement in a Fluid Medium

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Exam 11: Angular Kinematics of Human Movement

Maximizing tangential acceleration is important in which of the following situations?

An angle formed by a body segment with respect to horizontal is what?

If angular acceleration is constant, which of the following is true of angular velocity?

Once a thrown ball is released, the tangential and radial acceleration become zero.

When angular velocity is 0, what is angular acceleration?

When the second hand on a clock makes a complete revolution, which of the following is/are true?

Which angular direction is conventionally regarded as positive?

A ___________________ is a unit of angular measurement equal to approximately 57.3°.

If angular acceleration is constant, then angular velocity must be

Which of the following is/are true regarding a radian?

Explain the concept of instant center of rotation, including a discussion of why it is important when studying human motion.

A quadruple axel (in figure skating) involves how much angular displacement?

The formula v = rw establishes the relationship between what?

Which of the following terms describes the location of the center of rotation at a joint at a given instant in time?

Provide the formula which relates linear to angular velocity, including the rules that apply to the formula and an example in sport, dance or rehabilitation where the formula is applicable.

Which of the following terms describes the angle formed between the longitudinal axes of two adjacent body segments?

During a baseball pitch, a pitcher's arm rotates through 80 degrees of motion at the shoulder. If this is accomplished in 0.5 seconds, which of the following statements is true?

Which of the following is not a valid unit of angular velocity?

Radial acceleration is directly affected by which of the following?

Which of the following are appropriate units for tangential acceleration?

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

Linear Kinetics of Human Movement

Equilibrium and Human Movement

Angular Kinetics of Human Movement

Human Movement in a Fluid Medium

Filters