Question 1

An impact resulting in the total loss of velocity would be called a perfectly ________ impact.

Accepted Answer

plastic

Question 2

New blade designs have resulted in extremely low values for the kinetic friction coefficients of ice hockey skates on ice.

Accepted Answer

A) True 
 B)False  True

Question 3

Which of the following affects the coefficient of restitution between a tennis racket and tennis ball?

Accepted Answer

A) how long the ball has been out of the can 
B) how many times the ball has been hit 
C) tightness of the grip 
D) both how long the ball has been out of the can and how many times the ball has been hit 
E) all of these answers are correct 
A) how long the ball has been out of the can 
B) how many times the ball has been hit 
C) tightness of the grip 
D) both how long the ball has been out of the can and how many times the ball has been hit 
E) all of these answers are correct E

Question 4

If an object of constant mass travels with a constant velocity,which statement is true?

Accepted Answer

A) momentum is constant 
B) acceleration is 0 
C) both momentum is constant and acceleration is 0 
D) none of these answers is correct 
A) momentum is constant 
B) acceleration is 0 
C) both momentum is constant and acceleration is 0 
D) none of these answers is correct

Question 5

The higher the jump,the "harder" the landing. This statement reflects which of the following laws?

Accepted Answer

A) the law of inertia 
B) the law of momentum 
C) the law of torque 
D) the law of action-reaction 
A) the law of inertia 
B) the law of momentum 
C) the law of torque 
D) the law of action-reaction

Question 6

When two bodies collide head-on and then continue to travel collectively in the original direction of motion of one of the bodies,what factor determines the direction of collective motion after the collision?

Accepted Answer

A) the relative moments of the two bodies 
B) the relative masses of the two bodies 
C) the relative acceleration of the two bodies 
D) the relative weights of the two bodies 
A) the relative moments of the two bodies 
B) the relative masses of the two bodies 
C) the relative acceleration of the two bodies 
D) the relative weights of the two bodies

Question 7

Elite sprinters display greater impulse against the starting blocks than sub-elite sprinters.

Accepted Answer

A) True 
 B)False

Question 8

Choose the term that describes the constant-magnitude friction generated between two surfaces in contact during motion.

Accepted Answer

A) friction 
B) coefficient of friction 
C) maximum static friction 
D) kinetic friction 
A) friction 
B) coefficient of friction 
C) maximum static friction 
D) kinetic friction

Question 9

Which of the following relationships is correct?

Accepted Answer

A) m = F / a 
B) F = m / a 
C) a = m / F 
D) none of these answers is correct 
A) m = F / a 
B) F = m / a 
C) a = m / F 
D) none of these answers is correct

Question 10

A motionless object sitting on a motionless surface,with no horizontal force application,has no friction.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following pairs of quantities are expressed in the same units of measure?

Accepted Answer

A) friction and weight 
B) work and energy 
C) both friction and weight and work and energy 
D) neither friction and weight nor work and energy 
A) friction and weight 
B) work and energy 
C) both friction and weight and work and energy 
D) neither friction and weight nor work and energy

Question 12

Which of the following is/are true statement(s)regarding the law of gravitation?

Accepted Answer

A) All bodies are attracted to one another with a force proportional to the product of their masses. 
B) All bodies are attracted to one another with a force inversely proportional to the square of the distance between them. 
C) The law of gravitation ceases to exist outside the earth's atmosphere. 
D) Both all bodies are attracted to one another with a force proportional to the product of their masses and all bodies are attracted to one another with a force inversely proportional to the square of the distance between them. 
E) All of these answers are correct. 
A) All bodies are attracted to one another with a force proportional to the product of their masses. 
B) All bodies are attracted to one another with a force inversely proportional to the square of the distance between them. 
C) The law of gravitation ceases to exist outside the earth's atmosphere. 
D) Both all bodies are attracted to one another with a force proportional to the product of their masses and all bodies are attracted to one another with a force inversely proportional to the square of the distance between them. 
E) All of these answers are correct.

Question 13

Which of the following statements is true about the relationship between impact and impulse?

Accepted Answer

A) impact is always greater than impulse 
B) impulse is always greater than impact 
C) impacts generate impulses 
D) impulses generate impacts 
A) impact is always greater than impulse 
B) impulse is always greater than impact 
C) impacts generate impulses 
D) impulses generate impacts

Question 14

The principle of conservation of momentum restates which of Newton's laws?

Accepted Answer

A) inertia 
B) acceleration 
C) action/reaction 
D) gravitation 
A) inertia 
B) acceleration 
C) action/reaction 
D) gravitation

Question 15

A skater gliding on ice will continue to move in the same direction and with the same speed (in the absence of the action of additional forces). This exemplifies which of the following laws?

Accepted Answer

A) Newton's first law of inertia 
B) Newton's second law of acceleration 
C) Newton's third law of action/reaction 
D) Newton's law of gravitational force 
A) Newton's first law of inertia 
B) Newton's second law of acceleration 
C) Newton's third law of action/reaction 
D) Newton's law of gravitational force

Question 16

Which quantity is not a force?

Accepted Answer

A) friction 
B) mass 
C) weight 
D) gravity 
A) friction 
B) mass 
C) weight 
D) gravity

Question 17

Choose the term that describes the capacity to do work by virtue of a deformed body's return to its original shape.

Accepted Answer

A) potential energy 
B) power 
C) strain energy 
D) kinetic energy 
A) potential energy 
B) power 
C) strain energy 
D) kinetic energy

Question 18

What happens to momentum when an impulse acts on a system?

Accepted Answer

A) momentum is conserved 
B) momentum is changed 
C) impulse does not affect momentum 
D) all of these answers are correct 
A) momentum is conserved 
B) momentum is changed 
C) impulse does not affect momentum 
D) all of these answers are correct

Question 19

Which of the following mechanical quantities is evident in explosive track and field events,such as the long jump and the shot put?

Accepted Answer

A) kinetic energy 
B) potential energy 
C) mechanical work 
D) mechanical power 
A) kinetic energy 
B) potential energy 
C) mechanical work 
D) mechanical power

Question 20

A number that serves as an index of elasticity for colliding bodies is called coefficient of ________.

Accepted Answer

The answer of A number that serves as an index...

An impact resulting in the total loss of velocity would be called a perfectly ________ impact.

New blade designs have resulted in extremely low values for the kinetic friction coefficients of ice hockey skates on ice.

Which of the following affects the coefficient of restitution between a tennis racket and tennis ball?

If an object of constant mass travels with a constant velocity,which statement is true?

The higher the jump,the "harder" the landing. This statement reflects which of the following laws?

When two bodies collide head-on and then continue to travel collectively in the original direction of motion of one of the bodies,what factor determines the direction of collective motion after the collision?

Elite sprinters display greater impulse against the starting blocks than sub-elite sprinters.

Choose the term that describes the constant-magnitude friction generated between two surfaces in contact during motion.

Which of the following relationships is correct?

A motionless object sitting on a motionless surface,with no horizontal force application,has no friction.

Which of the following pairs of quantities are expressed in the same units of measure?

Which of the following is/are true statement(s)regarding the law of gravitation?

Which of the following statements is true about the relationship between impact and impulse?

The principle of conservation of momentum restates which of Newton's laws?

A skater gliding on ice will continue to move in the same direction and with the same speed (in the absence of the action of additional forces). This exemplifies which of the following laws?

Which quantity is not a force?

Choose the term that describes the capacity to do work by virtue of a deformed body's return to its original shape.

What happens to momentum when an impulse acts on a system?

Which of the following mechanical quantities is evident in explosive track and field events,such as the long jump and the shot put?

A number that serves as an index of elasticity for colliding bodies is called coefficient of ________.

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

Equilibrium and Human Movement

Angular Kinetics of Human Movement

Human Movement in a Fluid Medium

Filters

Exam 12: Linear Kinetics of Human Movement

An impact resulting in the total loss of velocity would be called a perfectly ________ impact.

New blade designs have resulted in extremely low values for the kinetic friction coefficients of ice hockey skates on ice.

Which of the following affects the coefficient of restitution between a tennis racket and tennis ball?

If an object of constant mass travels with a constant velocity,which statement is true?

The higher the jump,the "harder" the landing. This statement reflects which of the following laws?

When two bodies collide head-on and then continue to travel collectively in the original direction of motion of one of the bodies,what factor determines the direction of collective motion after the collision?

Elite sprinters display greater impulse against the starting blocks than sub-elite sprinters.

Choose the term that describes the constant-magnitude friction generated between two surfaces in contact during motion.

Which of the following relationships is correct?

A motionless object sitting on a motionless surface,with no horizontal force application,has no friction.

Which of the following pairs of quantities are expressed in the same units of measure?

Which of the following is/are true statement(s)regarding the law of gravitation?

Which of the following statements is true about the relationship between impact and impulse?

The principle of conservation of momentum restates which of Newton's laws?

A skater gliding on ice will continue to move in the same direction and with the same speed (in the absence of the action of additional forces). This exemplifies which of the following laws?

Which quantity is not a force?

Choose the term that describes the capacity to do work by virtue of a deformed body's return to its original shape.

What happens to momentum when an impulse acts on a system?

Which of the following mechanical quantities is evident in explosive track and field events,such as the long jump and the shot put?

A number that serves as an index of elasticity for colliding bodies is called coefficient of ________.

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

Equilibrium and Human Movement

Angular Kinetics of Human Movement

Human Movement in a Fluid Medium

Filters