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Test your basic knowledge |
Mechanical Analysis
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Equation for kinetic friction
h
Potential Energy
Fk = Uk * R
F=ma
2. Tendency of a body to resist a change in its state of motion
Free Body Diagram
Inertia
The rate of change of motion (or acceleration for a body/object of constant mass) is proportional to - and in the same direction as - the force applied to it
Forms of mechanical energy
3. Quantity of matter contained in an object
h
Mass
W = F * s
Potential Energy
4. Symbol for torque
PE = mgh
I
g
T
5. Symbol of Impulse
Free Body Diagram
Joule (J)
F=ma
I
6. Force acting perpendicular to two surfaces in contact
a
Linear momentum
a = F/m
Normal reaction force
7. Newton's 1st Law of motion (law of inertia)
PE = mgh
I
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
a = F/m
8. Symbol for height above ground
Torque
h
Fk
Mechanical energy
9. Rearrangement of equation for Power
Normal reaction force
P = F * (s/t)
Static Friction
N*s
10. SI unit for impulse
Kinetic Energy
N*s
I = F * t
I
11. SI unit of Force
Newton (N)
Power
P = (F*s)/t
P
12. Equation for acceleration
Potential Energy
a = F/m
W = F * s
Uk
13. Symbol for power - measured in Watts (W)
P
concentric force
Joule (J)
Inertia
14. The capacity to do mechanical work
Force
Mechanical energy
Frictional Force
Kinetics
15. Mechanical work is equal to the product of magnitude of the force is applied to an object and the displacement undergone by the object in the direction that the force is being applied
Power
SE = 1/2kx^2
Work
Torque
16. Equation of Force
i = F*t
m
Free Body Diagram
F=ma
17. Equation for momentum
I = F * t
Net Force
h
p = mv
18. The frictional force between two surfaces when there is no movement between the surfaces
Center of Gravity
Static Friction
Frictional Force
W
19. The spring constant
Normal reaction force
m
k
g
20. Symbol of mass
m
g
I = F * t
Force
21. Physical quantity that is completely described by its magnitude (mass - volume - length)
I
Frictional Force
Scalar
PE = mgh
22. Newton's 3rd Law of Motion (law of reaction)
When two objects are in contact - the force applied by one object is equal and opposite to that which the second object applies on the first
Impulse
Fk
I = F * t
23. The force that arises whenever one body moves - or tends to move across the surface of (always opposes the motion or impending motion)
s
P = F * v
Frictional Force
PE = mgh
24. Kinetic friction
Center of Gravity
Fk
SE = 1/2kx^2
Vector
25. Equation for Power
Kinetic Energy
P = (F*s)/t
Mechanical energy
Kinematics
26. Newton's 2nd Law of Motion (law of acceleration)
P = F * v
The rate of change of motion (or acceleration for a body/object of constant mass) is proportional to - and in the same direction as - the force applied to it
Kinetic Energy
a
27. Physical quantity that possesses both magnitude and direction ( force - pressure - torque - weight)
SE = 1/2kx^2
Fk
concentric force
Vector
28. Static friction
i
p = mv
Fs
Torque
29. An interaction between two objects/bodies that change or tend to change their motion (Vector)
Strain Energy
Forms of mechanical energy
Force
symbol for momentum
30. Sketch that shows a defined system in isolation with all of the force vectors acting on the system.
Free Body Diagram
Fk = Uk * R
i = F*t
Vector
31. Equation for Impulse
N*s
I = F * t
Fk = Uk * R
Fs
32. Rotary effect of a force
I = F * t
W
Free Body Diagram
Torque
33. Equation for Strain enegy
SE = 1/2kx^2
Kinetic Energy
Fs = Us * R
Force
34. zero OR balanced
if an object is at rest or moving with a constant velocity then the forces on it must be...
W = F * s
k
PE = mgh
35. Equation for Kinetic Energy
KE = 1/2 mv^2
Kinetic Friction
k
Potential Energy
36. Symbol of inertia
T
KE = 1/2 mv^2
if an object is at rest or moving with a constant velocity then the forces on it must be...
i
37. Product of force X time over which the force acts
I = F * t
Kinetic Friction
Impulse
Vector
38. The frictional force between two surfaces when there is movement between the surfaces
Kinetic Friction
a = F/m
if an object is at rest or moving with a constant velocity then the forces on it must be...
N*s
39. Static - Kinetic - and Rolling
T
Force
Types of friction
k
40. Equation of Power equals Strength times Speed
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
Kinetic Friction
P = F * v
Inertia
41. The energy due to the position that a body occupies relative to the earths surface
Mechanical energy
Fk = Uk * R
Potential Energy
Types of friction
42. The energy a body possesses due to its movement
Center of Gravity
h
SE = 1/2kx^2
Kinetic Energy
43. SI unit for mechanical energy
Torque
W = F * s
Joule (J)
Fk
44. The study of HOW things move (describes the appearance of movement position - velocity - and acceleration)
Mechanical energy
PE = mgh
Kinematics
Center of Gravity
45. Product of mass and linear velocity
Linear momentum
W
When two objects are in contact - the force applied by one object is equal and opposite to that which the second object applies on the first
a
46. Potential energy due to an objects form
P = (F*s)/t
Forms of mechanical energy
Scalar
Strain Energy
47. Point around which a body's weight is equally balanced - no matter how the body is positioned.
if an object is at rest or moving with a constant velocity then the forces on it must be...
Free Body Diagram
Scalar
Center of Gravity
48. Symbol for acceleration
Fs = Us * R
Power
a
F=ma
49. Resultant force derived from the composition of two or more forces
P = F * v
P
Net Force
i
50. Equation for work
The rate of change of motion (or acceleration for a body/object of constant mass) is proportional to - and in the same direction as - the force applied to it
F
W = F * s
P = F * (s/t)