Angular Momentum- Need help- problem involving rigid bodies

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SUMMARY

The discussion centers on solving a problem related to angular momentum and kinetic energy in rigid bodies. The user is struggling to determine the center of mass of a rod and the moment of inertia (Ic) necessary for applying conservation of energy principles. Key equations mentioned include angular momentum for rigid bodies and kinetic energy of rigid bodies, which are essential for solving the problem effectively.

PREREQUISITES
  • Understanding of angular momentum for rigid bodies
  • Knowledge of kinetic energy equations for rigid bodies
  • Familiarity with the concept of center of mass
  • Ability to calculate moment of inertia (Ic)
NEXT STEPS
  • Research methods for calculating the center of mass of composite objects
  • Study the principles of conservation of energy in rigid body dynamics
  • Learn how to derive and apply the moment of inertia for various shapes
  • Explore practical examples of angular momentum problems in physics
USEFUL FOR

Students studying physics, particularly those focusing on mechanics, as well as educators and tutors looking to enhance their understanding of angular momentum and kinetic energy in rigid bodies.

Fafiel Bata
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Homework Statement


http://tinypic.com/r/vsew5k/8

Homework Equations


Angular momentum for rigid bodies
Kinetic energy of rigid bodies

The Attempt at a Solution


I tried to start by using conservation of energy, but I can't find the center of mass of the rod. I'm also not sure where to put the Ic.

Thank you for all help given!
 
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