What is the Inclined Mass and Lagrangian for this System?

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SUMMARY

The discussion centers on determining the inclined mass and Lagrangian for a system involving a wedge and a mass m. The key equation derived is the constraint equation MX + mx = constant, which reflects the conservation of momentum in the x-direction. The relationship between the distance s that mass m moves and the angle φ is expressed as s = Rφ, where s = Δy / sin(α). This establishes the connection between the motion of the mass and the wedge.

PREREQUISITES
  • Understanding of Lagrangian mechanics
  • Familiarity with conservation laws in physics
  • Knowledge of trigonometric relationships in inclined systems
  • Basic calculus for deriving equations of motion
NEXT STEPS
  • Study Lagrangian dynamics in detail, focusing on constraint equations
  • Explore conservation of momentum principles in multi-body systems
  • Investigate trigonometric applications in physics, particularly in inclined planes
  • Review calculus techniques for solving differential equations in mechanics
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This discussion is beneficial for physics students, particularly those studying mechanics, as well as educators and researchers interested in Lagrangian formulations and multi-body dynamics.

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Homework Statement


[PLAIN]http://img708.imageshack.us/img708/4375/81747300.jpg
[PLAIN]http://img837.imageshack.us/img837/5850/42434333.jpg
[PLAIN]http://img696.imageshack.us/img696/3518/50793668.jpg


Homework Equations


[PLAIN]http://upload.wikimedia.org/math/1/8/e/18ecb4a5a940ddba19e1c30f8e9ef500.png


The Attempt at a Solution


I couldn't attempt because i am not sure about the constraint equation.
 
Last edited by a moderator:
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Due to conservation of impulse in x direction the center of mass of this system
is constant
MX+mx=const.
While m moves right a wedge moves left.

The distance s mass m is moving
s=R[tex]\phi[/tex].
Where
[tex]s=\Delta y / sin \alpha[/tex].
 

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