Me soon, mass and spring equation

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SUMMARY

The discussion centers on deriving the equations for a system of three masses and four springs arranged between two walls, specifically focusing on damped oscillations. The user seeks assistance in formulating the ordinary differential equations (ODEs) for this system, which includes damping effects. The recommended approach involves applying a linear damping function, represented as -ν(x_i)', where ν denotes the damping coefficient. This method provides a straightforward solution for incorporating damping into the existing undamped equations.

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please help me soon, mass and spring equation

hi, sorry for my bad english, i need to three mass and four spring ode equations,
this system: wall -- spring -- mass -- spring -- mass -- spring -- mass -- spring -- wall

but i need this system that has damped, because i have this system equation that undamped,

undamped.jpg


please help me soon, i need damped equation soon, thanks to all :!)
 
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People cannot read your mind! There are many possible "damping" functions, most often linear or quadratic but can have almost any form. You probably want the simplest, linear, which is of the form [itex]-\nu(x_i)'[/itex] where [itex]\nu[/itex] is the "damping coefficient". Put one of those into each equation.
 
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thanks
 

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