DO NOT WRITE ON THIS SLIDE

DO NOT WRITE ON THIS SLIDE

Hands-on for ICP 1

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• Sketch an improved (more realistic) version of FBD for Ex.3 in the lecture video for today
• Be sure to include your assumptions
• Digitize your sketch and drag it into any of the slides below
• It’s okay to be anonymous!

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Assumptions:

Gravity in negative y direction

Rigid Body

Uniform Density

No air drag

Friction at pin creates a torque counter to direction of movement

Assumptions:

Pin is not frictionless

Gravity points down

Uniform Density

Rigid body

Initial rotation is CCW

Air resistance is NOT negligible

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Ry

Rx

G

W

Fd

Assumptions:

• ​

Icp 1

ICP 1 - Vincent Lazaro

Assumptions

• Frictionless
• G pointing down in the y-direction
• X-y plane
• Rigid Body
• Uniform Density
• Small Θ
• Rotation about the point 0
• Can view rotation from the point of center of gravity

W=mg

Ry

Rx

θ

Assumptions

• Gravity goes down
• Rigid body
• Uniform density
• There is friction
• At the pin
• Friction due to air drag is negligible
• The starting angle is theta

Ry

Rx

W = mg

θ

Ff

G

Anthony Gulyk

Assumptions:

• There is friction
• G
• Rigid body
• Uniform density
• No air resistance

↻

Rx

Ry

Friction Moment

Ax

Ay

Assumptions:

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• Rigid body
• Gravity down
• Friction
• Uniform density
• Starting angle, theta.

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Assumptions

• Fraction
• Rigid body
• Uniform density
• G
• Starting angle
• No air resistance

R_y

R_x

Ff

W

Theta