Help getting started - just advice, no answers please

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SUMMARY

The discussion focuses on solving a physics problem involving a 9 N cradle supported by two uniform disks, each with a radius of 10 cm. The goal is to determine the maximum velocity (Vc) of the cradle after it has moved 45 cm. Key concepts include Newton's second law (F=ma) and the importance of free body diagrams to identify forces acting on the system. Participants emphasize the need to analyze the system's dynamics and apply relevant equations to derive the solution.

PREREQUISITES
  • Understanding of Newton's second law (F=ma)
  • Knowledge of free body diagrams and force analysis
  • Familiarity with rotational dynamics and rolling motion
  • Basic principles of energy conservation in mechanical systems
NEXT STEPS
  • Study the principles of rotational dynamics and moment of inertia
  • Learn how to construct and analyze free body diagrams
  • Research energy conservation methods in mechanical systems
  • Explore the equations of motion for rolling objects without slipping
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This discussion is beneficial for physics students, educators, and anyone interested in understanding dynamics and mechanics, particularly in the context of rolling motion and force analysis.

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Homework Statement


The 9 N cradle is supported as shown by two uniform disks that roll without slipping at all surfaces of contact. The weight of each disk is w=6 N and the radius of each disk is r=10 cm. knowing that the system is initially at rest, determine the largest velocity Vc of the cradle, for the three cases shown below, after it has moved 45 cm.

[PLAIN]http://www.pimpmyshu.com/images/stories/dyn1.jpg I'm having trouble getting started with this question so I was hoping for some advice on what areas to look into that would help with this question and where I could find relevant equations etc that I could use to solve it.
 
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A starting point is F=ma. Then consider that you have other information given. What principle could make use of that information?
 
f=ma as pongo mentioned
probably start with a free body diagram which identifies the forces on the body u r interested in.
 

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