chapter 5
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Chapter 5. by Robert MacKay. Newton’s Law of Action Reaction (3rd Law). You can not touch without being touched. For every action force there is and equal and oppositely directed reaction force. Newton’s 2nd Law Free Body diagrams. A rock in Free Fall. Newton’s 2nd Law Free Body diagrams. - PowerPoint PPT PresentationTRANSCRIPT
Chapter 5
by Robert MacKay
Newton’s Law of Action Reaction (3rd Law)
• You can not touch without being touched
For every action force there is and equal and oppositely directed reaction force
Newton’s 2nd Law Free Body diagrams
A rock in Free Fall
Newton’s 2nd Law Free Body diagrams
A rock in Free Fall
w
Free Body diagramsA rock At the top of its parabolic trajectory (no air resistance)
Free Body diagramsA rock At the top of its parabolic trajectory (no air resistance)
w
Newton’s 2nd Law Free Body diagrams
A rock in Free Fall
w
Newton’s 2nd Law Free Body diagrams
A rock Falling with air resistance
Newton’s 2nd Law Free Body diagrams
A rock Falling with air resistance
w
R
Newton’s 2nd Law Free Body diagrams
A rock on a string
Newton’s 2nd Law Free Body diagrams
A rock on a String
w
T
For the FBD is acceleration, a, up or down ?
Newton’s 2nd Law Free Body diagrams
A rock sliding without friction
Vo
Newton’s 2nd Law Free Body diagrams
A rock sliding without friction
w
N
Newton’s 2nd Law Free Body diagrams
A rock sliding with friction
Newton’s 2nd Law Free Body diagrams
A rock sliding with friction
wW=mg
N
Fk +x
+y