SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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 Impulse
I = F * t
F
Normal reaction force
Static Friction
2. P
k
symbol for momentum
N*s
Normal reaction force
3. Coefficient of static friction
g
Us
p = mv
s
4. Resultant force derived from the composition of two or more forces
I = F * t
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
Net Force
Static Friction
5. Symbol for power - measured in Watts (W)
s
if an object is at rest or moving with a constant velocity then the forces on it must be...
N*s
P
6. Static friction
Fs
i = F*t
I = F * t
F
7. An interaction between two objects/bodies that change or tend to change their motion (Vector)
i
Scalar
Static Friction
Force
8. Symbol of inertia
i
Uk
PE = mgh
k
9. A force acting away from the CoG of a body induces translation AND rotation
Joule (J)
Mass
Eccentric Force
KE = 1/2 mv^2
10. Equation of Power equals Strength times Speed
Fs = Us * R
Center of Gravity
m
P = F * v
11. 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
KE = 1/2 mv^2
W = F * s
Kinematics
12. Product of force X time over which the force acts
Newton (N)
Impulse
F
I = F * t
13. The rate of the mechanical work done by a force
Mechanical energy
T
Scalar
Power
14. Kinetic friction
Net Force
Fk
PE = mgh
Kinetic Energy
15. Symbol of Force
Power
if an object is at rest or moving with a constant velocity then the forces on it must be...
Static Friction
F
16. Tendency of a body to resist a change in its state of motion
Scalar
Inertia
Fs
Free Body Diagram
17. The energy due to the position that a body occupies relative to the earths surface
Mechanical energy
Potential Energy
s
P = F * v
18. Equation for Kinetic Energy
Mass
Force
KE = 1/2 mv^2
s
19. Symbol for Watts
W
Fs = Us * R
Kinetic Friction
Scalar
20. Equation for Power
P = (F*s)/t
P = F * v
p = mv
g
21. Equation for momentum
Fs
Kinetic Energy
p = mv
Us
22. SI unit for mechanical energy
F
a = F/m
Joule (J)
Forms of mechanical energy
23. The energy a body possesses due to its movement
a
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
Inertia
Kinetic Energy
24. Symbol for displacement
Normal reaction force
s
a = F/m
Kinetic Energy
25. Rearrangement of equation for Power
N*s
Net Force
Newton (N)
P = F * (s/t)
26. Force acting perpendicular to two surfaces in contact
h
Torque
Normal reaction force
a = F/m
27. Symbol for gravity
Impulse
Center of Gravity
g
Eccentric Force
28. Equation for Potential Energy
Us
PE = mgh
Kinematics
Linear momentum
29. Coefficient of kinetic friction
Uk
Inertia
I = F * t
Work
30. Physical quantity that is completely described by its magnitude (mass - volume - length)
Power
F=ma
Scalar
Mechanical energy
31. The spring constant
k
Joule (J)
Fs
PE = mgh
32. Product of mass and linear velocity
Linear momentum
Mass
Torque
Uk
33. Symbol of mass
Us
m
Eccentric Force
Kinetic Energy
34. Quantity of matter contained in an object
Mass
g
i = F*t
PE = mgh
35. Rotary effect of a force
PE = mgh
Fs
Torque
Types of friction
36. SI unit of Force
Newton (N)
Forms of mechanical energy
F
Kinetics
37. The force that arises whenever one body moves - or tends to move across the surface of (always opposes the motion or impending motion)
Frictional Force
Center of Gravity
Forms of mechanical energy
P = F * v
38. Symbol for acceleration
Free Body Diagram
a
Power
P = F * (s/t)
39. Physical quantity that possesses both magnitude and direction ( force - pressure - torque - weight)
Vector
Power
a
Force
40. The study of what causes motion (describes the forces that cause motion)
concentric force
I
Kinetics
P = F * (s/t)
41. zero OR balanced
F
a
Linear momentum
if an object is at rest or moving with a constant velocity then the forces on it must be...
42. Newton's 3rd Law of Motion (law of reaction)
Us
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
F
Kinetic Friction
43. Equation of Force
P = F * v
Static Friction
F=ma
Vector
44. A force acting through the CoG of a body induces translation
Forms of mechanical energy
Linear momentum
concentric force
Work
45. The study of HOW things move (describes the appearance of movement position - velocity - and acceleration)
I = F * t
Net Force
Kinematics
P
46. Symbol of Impulse
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
I
Center of Gravity
s
47. Equation for kinetic friction
An object will remain at rest or continue with constant motion (velocity) unless acted on by an unbalanced force
g
Fk = Uk * R
Center of Gravity
48. Newton's 2nd Law of Motion (law of acceleration)
W = F * s
Force
Kinetics
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
49. Sketch that shows a defined system in isolation with all of the force vectors acting on the system.
Free Body Diagram
Fs = Us * R
Uk
Kinetic Energy
50. 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
s
Center of Gravity
P
Work