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APS Free-Body Diagrams Flashcards | StudBud
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APS Free-Body Diagrams
APS Free-Body Diagrams
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Free-Body Diagrams & Newton's laws #freebodydiagram #physics #aps #unit1
Flashcards
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Questions
20
Answers
1
Which force is the biggest?
normal force
gravitational force
applied force
friction force
2
If the sum of all the forces acting on a moving object is zero, the object will
change direction
slowdown and stop
continue moving with constant velocity, or stay stationary
3
What is incorrect about the following free-body diagram?
Gravity should be acting upwards.
The normal force should be bigger than gravity.
There should be an applied force upward.
Friction should be in the opposite direction of motion.
4
In which of the free-body diagrams is there an applied force?
D
B
C
A
5
Which two free-body diagrams are accelerating?
c & d
b & d
a & c
a & b
6
Which free-body diagram most likely represents a book sitting on a table top?
A
C
B
D
7
How many forces are acting on this object?
3
2
4
1
8
In which direction does the normal force act for a pencil at rest on a flat desk?
A
B
C
E
9
In which of the free-body diagrams is the object not sitting on a stable surface?
C
A
B
D
10
In which direction is the force of friction acting on this object?
Up.
Down.
To the right.
To the left.
11
In which direction does the force of gravity act?
A
E
G
C
12
What does F_norm stand for?
Normal force
Table force
Upward force
Force of Normandy
13
Why is it helpful to draw free-body diagrams?
To imagine an object if it was free of all forces
To improve your artistic skills.
It's never helpful.
To represent all forces acting on an object.
14
Force exerted by a surface as an object moves across it
Normal Force
Tension Force
Applied Force
Friction Force
15
Which way is the car moving? (Assume that it is moving)
It's not moving.
To the left.
It's accelerating down due to gravity.
To the right.
16
Which FBD includes an applied force?
B & C
A & E
B & E
C & D
17
In situation B, which force most likely represents a friction force?
15 N, left
25 N, up
25 N, down
20 N, right
18
In a weightless environment (such as space), do you need a force to set an object in motion?
no
yes
19
Which object weighs the most?
C
B
A
D
20
The sum of all forces acting upon an object is known as:
Net Force
Applied Force
Tension Force
Gravitational Force
