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Spring mass damper problem

  • Thread starter z_e_u_s
  • Start date
15ppri8.jpg


I'm sorry that post my problem picture, there is a reason that our lecturer doesnt allow this,
he can find this problem using keyword included in question.

the problem is i want to write state space equations also output. the sate variables x1 v1 and theta

dynamic equation for mass
m77x34.png


i want to konw this equation is true or not?
 
Last edited:

tiny-tim

Science Advisor
Homework Helper
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welcome to pf!

hi z_e_u_s! welcome to pf! :wink:
… there is a reason that our lecturer doesnt allow this,
he can find this problem using keyword included in question.
sorry, but on this forum you need to do the work yourself :redface:

show us what you've tried, and where you're stuck, and then we'll know how to help! :smile:
 
yes i tried but homework has one question and 18 parts
the other parts related with first part.
i try to use lagrange method and equations doesnt fit the sate space...
 
i stuck in that equation
m77x34.png


is this dynamic equation for mass

or K2springs tensile force be positive not negative?
 
17
0
K2 should be positive
 

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