Rigid body rotation -- A person walking around a merry-go-round

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SUMMARY

The discussion focuses on the concept of rigid body rotation, specifically regarding a person walking around a merry-go-round. Key principles highlighted include the conservation of angular momentum, denoted by the vector ##\vec {L}##. Participants are encouraged to reference their textbooks for a deeper understanding of angular momentum conservation, as it is crucial for solving related problems. The forum emphasizes the importance of demonstrating prior attempts at problem-solving before seeking assistance.

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  • Understanding of rigid body dynamics
  • Familiarity with angular momentum concepts
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  • Review the principles of conservation of angular momentum in rigid body systems
  • Study the mathematical representation of angular momentum vectors
  • Examine real-world applications of angular momentum in rotational motion
  • Practice solving problems involving rigid body rotation and angular momentum
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Students studying physics, particularly those focusing on mechanics, educators teaching rotational dynamics, and anyone interested in the principles of angular momentum in practical scenarios.

Butterfly41398
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Poster has been reminded to show their work on schoolwork problems
Homework Statement
Find the net rotation in the merry go round
Relevant Equations
I=mr^2
This one is challenging for me. Can anyone give me a hint?
 

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At Physics Forums no help or hints can be given until you've shown your own attempt at solution, or at least detail what approaches you've tried. Homework questions without an effort shown are often simply deleted.
 
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Conserve ##\vec {L}##.
 
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In case your textbook is using a different symbol than L above. Go back to your textbook, or some other, and examine "conservation of angular momentum"
 

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