Rotational Motion

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  Center of Mass – Cube!

Center of Mass – Cube!

Abel Ortiz2024-02-25T21:37:00-05:00Tags: Center of mass, Discrete masses|

If a single particle is removed, how much does its center of mass change?

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  Painter on a Ladder!

Painter on a Ladder!

Abel Ortiz2024-02-25T21:37:39-05:00Tags: Equilibrium, Static friction, Torque, two dimensions|

Find the minimum static coefficient of friction for the ladder to not slip.

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  Standing on a Uniform Bar!

Standing on a Uniform Bar!

Abel Ortiz2024-02-25T21:37:58-05:00Tags: Equilibrium, Torque, two dimensions|

Find the maximum distance x where a 75 kg person can stand so the system maintains equilibrium.

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  Soccer Ball Rolling Down a Hill!

Soccer Ball Rolling Down a Hill!

Abel Ortiz2024-02-25T21:38:14-05:00Tags: Center of mass, Center-of-mass velocity, Conservation of Energy, Rolling without slipping, two dimensions|

How fast is the soccer ball center of mass when it reaches the end of the slope?

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  Spinning Ballerina!

Spinning Ballerina!

Abel Ortiz2024-02-25T21:38:32-05:00Tags: Conservation of Angular Momentum, Extended object, Moment of inertia|

Calculate the dancer's angular speed when she contracts her arms.