Chapter 3: Equilibrium Of Particles 2D Flashcards
1
Q
It is the term used to designate the condition where the resultant of a force system is zero
A
Equilibrium
2
Q
A _________ is said to be in equilibrium if it remains at rest if originally at rest or has a constant velocity if it is in motion
A
Particle
3
Q
What law is to necessary satisfy to maintain equilibrium
A
First Law of Motion/ Law of Inertia
4
Q
If a particle is subjected to a _________ that lie in the x y plane, the force can be resolved into i and j components.
A
Coplanar Force System
5
Q
For equilibrium, the forces must have a sum of _____
A
Zero
6
Q
A drawing that shows the particle with all the forces known and unknown, that act on it
A
Free Body Diagram
7
Q
Three assumptions
A
Springs
Cables and Pulleys
Smooth or Frictionless Surfaces
