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Dynamics, Major Quantities of Interest - Coggle Diagram
Dynamics
1 Kinematics
Kinematics
Kinetics
Vector Quantities
1 Coordinate Systems
Rectangular Coordinate Systems
n-t Coordinate System
2 Polar Coordinate System
Further Coordinate Systems
2 Motion
Relative Motion
Constrained Motion
For Forces Varying with Position
3 Work - Energy Method
Work Definition
Work Energy Principle (Balanced Sum Equation)
Limitations
No Information on
Time
What Happens between point A & B
Cannot Easily find
Direction or Vector Quantities
Handle Non-Conservative Forces
Power & Efficiency
2 Newton's 2nd Law
for global effects of forces over time
& large force over a short period
4 Linear & Angular Momentum
For
Large forces over a short time period (impulse forces)
Global effects of forces on a partcile over a time interval
Momentum Principle (Conservation)
Conditions
Non-impulsive forces are commonly neglected
For impulsive event we seomtimes assume the impulse force is constant
Linear Momentum
Change in is called impulse
Angular Momentum
Change in is called angular impulse
2 Converting Between Coordinate Systems
7 Rigid bodies & Their Motion
Major Quantities of Interest
Position
Velocity
Acceleration
Forces
Mass
Time
Energy