Question 1

Most sporting movements only have translatory motion

Accepted Answer

A) True 
 B)False

Question 2

The reltaionship between linear velocity and angular velocity is given by:

Accepted Answer

A)  v=sr 
B)  ω=ɑr 
C)  v=ωr 
D)  v=d/t 
E)  v=sω

Question 3

Give four examples of the use of levers in sport and exercise

Accepted Answer

The answer of Give four examples of the use of...

Question 4

Two points are located on a rigid body that rotates through 56°. Point A is 0.67 m from the axis of rotation and point B is 0.65m from the axis of rotation - which point moves the furthest linear distance?

Accepted Answer

A)  both move the same linear distance 
B)  none of the points 
C)  point B 
D)  point C 
E)  point A

Question 5

Clockwise rotation is given the following sign:

Accepted Answer

A)  negative 
B)  positive 
C)  negative and positive 
D)  neither positive nor negative 
E)  no sign

Question 6

A moment is defined as:

Accepted Answer

A)  force x velocity 
B)  force x acceleration 
C)  force x torque 
D)  force x perpendicular distance 
E)  torque x distance

Question 7

There is no relationship between linear and angular motion and they work independently of each other

Accepted Answer

A) True 
 B)False

Question 8

Provide some examples of the application of torque and moments in sport and exercise

Accepted Answer

The answer of Provide some examples of the application of...

Question 9

Torque is defined as:

Accepted Answer

A)  a force 
B)  a distance 
C)  a turning moment 
D)  a velocity 
E)  an acceleration

Question 10

A see-saw is a good example of a first class lever.

Accepted Answer

A) True 
 B)False

Question 11

Explain how sporting movements involve both rotational and linear motion.

Accepted Answer

The answer of Explain how sporting movements involve both rotational...

Question 12

Linear momentum is defined as:

Accepted Answer

A)  mass x linear velocity 
B)  angular velocity x weight 
C)  mass/weight 
D)  weight x linear velocity 
E)  angular acceleration x mass

Question 13

Torque is a vector quantity

Accepted Answer

A) True 
 B)False

Question 14

Newton's three laws of motion can be applied to:

Accepted Answer

A)  Only human movement 
B)  Linear motion only 
C)  Linear and angular motion 
D)  Angular motion only 
E)  none of these

Question 15

A diver would be an athlete who would use the conservation of angular momentum

Accepted Answer

A) True 
 B)False

Question 16

Explain mechanical advantage in terms of force

Accepted Answer

The answer of Explain mechanical advantage in terms of force...

Question 17

If you tucked your arms in by your sides during a pirouette movement on ice, it is likely that your angular rotation would slow down

Accepted Answer

A) True 
 B)False

Question 18

If an athlete has a total moment of inertia of 22.4 kg.m² and they are rotating in the air about an axis with an angular velocity of 4.7 rads/s, what will be their angular momentum?

Accepted Answer

The answer of If an athlete has a total moment...

Question 19

Force is measured in:

Accepted Answer

A)  m/s 
B)  Nm 
C)  deg/s 
D)  s 
E)  N

Question 20

Angular acceleration is:

Accepted Answer

A)  angular velocity/time 
B)  angular displacement/time 
C)  time/angular velocity 
D)  angular velocity/radians 
E)  displacement/time

Exam 3: Kinematics and Kinetics of Angular Motion

Most sporting movements only have translatory motion

The reltaionship between linear velocity and angular velocity is given by:

Give four examples of the use of levers in sport and exercise

Two points are located on a rigid body that rotates through 56°. Point A is 0.67 m from the axis of rotation and point B is 0.65m from the axis of rotation - which point moves the furthest linear distance?

Clockwise rotation is given the following sign:

A moment is defined as:

There is no relationship between linear and angular motion and they work independently of each other

Provide some examples of the application of torque and moments in sport and exercise

Torque is defined as:

A see-saw is a good example of a first class lever.

Explain how sporting movements involve both rotational and linear motion.

Linear momentum is defined as:

Torque is a vector quantity

Newton's three laws of motion can be applied to:

A diver would be an athlete who would use the conservation of angular momentum

Explain mechanical advantage in terms of force

If you tucked your arms in by your sides during a pirouette movement on ice, it is likely that your angular rotation would slow down

If an athlete has a total moment of inertia of 22.4 kg.m² and they are rotating in the air about an axis with an angular velocity of 4.7 rads/s, what will be their angular momentum?

Force is measured in:

Angular acceleration is: