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