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