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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. Product of force X time over which the force acts
Impulse
Kinetic Friction
Normal reaction force
Force
2. Equation for Strain enegy
SE = 1/2kx^2
a = F/m
concentric force
Kinematics
3. Equation for Kinetic Energy
p = mv
KE = 1/2 mv^2
W
concentric force
4. P
Kinetics
symbol for momentum
PE = mgh
W
5. SI unit for mechanical energy
I = F * t
Joule (J)
W = F * s
Strain Energy
6. Static - Kinetic - and Rolling
Vector
Force
Kinematics
Types of friction
7. The frictional force between two surfaces when there is movement between the surfaces
Joule (J)
s
Us
Kinetic Friction
8. An interaction between two objects/bodies that change or tend to change their motion (Vector)
Linear momentum
Impulse
Static Friction
Force
9. Equation for acceleration
Uk
Scalar
a = F/m
h
10. zero OR balanced
Free Body Diagram
if an object is at rest or moving with a constant velocity then the forces on it must be...
Scalar
p = mv
11. Equation of impulse
i = F*t
m
P = F * (s/t)
Net Force
12. 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
Mass
F=ma
Mechanical energy
13. Equation of Force
F=ma
P = (F*s)/t
Vector
k
14. Equation for momentum
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
p = mv
Us
15. Equation for Power
p = mv
Kinetic Energy
Fk = Uk * R
P = (F*s)/t
16. 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
h
F=ma
Work
Forms of mechanical energy
17. Sketch that shows a defined system in isolation with all of the force vectors acting on the system.
Free Body Diagram
Net Force
Kinetic Energy
m
18. The force that arises whenever one body moves - or tends to move across the surface of (always opposes the motion or impending motion)
Eccentric Force
concentric force
Power
Frictional Force
19. The energy due to the position that a body occupies relative to the earths surface
if an object is at rest or moving with a constant velocity then the forces on it must be...
Static Friction
P = F * (s/t)
Potential Energy
20. Symbol of inertia
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
g
Force
i
21. Physical quantity that possesses both magnitude and direction ( force - pressure - torque - weight)
Static Friction
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
Vector
Work
22. Kinetic energy (KE) and Potential Energy (PE)
P
Fk
Forms of mechanical energy
h
23. Symbol of Impulse
F
Center of Gravity
I
Potential Energy
24. Force acting perpendicular to two surfaces in contact
I = F * t
Normal reaction force
KE = 1/2 mv^2
Work
25. Physical quantity that is completely described by its magnitude (mass - volume - length)
Scalar
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
I
Power
26. Rearrangement of equation for Power
Frictional Force
Uk
P = F * (s/t)
Kinetic Friction
27. The frictional force between two surfaces when there is no movement between the surfaces
if an object is at rest or moving with a constant velocity then the forces on it must be...
Static Friction
s
Uk
28. A force acting through the CoG of a body induces translation
Mass
P
if an object is at rest or moving with a constant velocity then the forces on it must be...
concentric force
29. SI unit of Force
Uk
Fk
m
Newton (N)
30. Symbol of Force
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
Frictional Force
Fs
F
31. Symbol for acceleration
SE = 1/2kx^2
Forms of mechanical energy
g
a
32. Coefficient of kinetic friction
Fs = Us * R
Uk
Impulse
m
33. Symbol for displacement
s
p = mv
Vector
Types of friction
34. Equation for Potential Energy
Kinetics
Us
Force
PE = mgh
35. Kinetic friction
P
Fk
F
Us
36. The study of HOW things move (describes the appearance of movement position - velocity - and acceleration)
Kinematics
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
Kinetics
Power
37. Equation of Power equals Strength times Speed
P = F * v
Joule (J)
Frictional Force
Kinetics
38. Tendency of a body to resist a change in its state of motion
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
Us
Kinematics
39. The energy a body possesses due to its movement
T
Kinetic Energy
concentric force
Vector
40. Product of mass and linear velocity
I = F * t
Linear momentum
SE = 1/2kx^2
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
41. Newton's 1st Law of motion (law of inertia)
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
Fk
Free Body Diagram
i = F*t
42. SI unit for impulse
Static Friction
Kinetics
m
N*s
43. The rate of the mechanical work done by a force
Forms of mechanical energy
Power
Impulse
Free Body Diagram
44. Newton's 2nd Law of Motion (law of acceleration)
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
s
Free Body Diagram
Kinetic Energy
45. Symbol for gravity
Net Force
g
Newton (N)
Linear momentum
46. Equation for Impulse
SE = 1/2kx^2
N*s
T
I = F * t
47. The spring constant
i
k
p = mv
Work
48. Symbol for torque
Fk = Uk * R
Scalar
g
T
49. The study of what causes motion (describes the forces that cause motion)
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
m
Kinetics
Frictional Force
50. Symbol of mass
Joule (J)
k
m
Fk