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MECHANICS, GROUP 5 - Coggle Diagram
MECHANICS
Linear Motion
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force F=m∆a
force F=∆p/t
relate friction and normal force
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Collisions
Elastic Collisions
- momentum is conserved
- KE is conserved
Inelastic Collisions
- momentum is conserved
- KE is not conserved
Circular Motion
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Dynamics of UCM
Centripetal force
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Laws of Conservation
Conservation of Energy
net work=0, ∆K+∆U=0
*rolling objects have translational and rotational KE,
∆K(translational)+∆K(rotational)+∆U=0
Conservation of Linear Momentum
Fnet=0, ∆p=0
Impulse=0, ∆p=0
Conservation of Angular Momentum
net Torque=0, ∆L=0
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Newton's Law
First Law
Law of Inertia
a=0, ∆v=0
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Rotational Motion
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angular momentum ,L=Iω=r×p
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rotational inertia
Parallel-Axis Theorem
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Perpendicular Axis Theorem
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