Dynamics question-answer (classic)

  • Thread starter pymn_nzr
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  • #1
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dynamics question-answer (classic)

send your dynamics question here

problem1:

we have one globe on the gradient....
(rolling)
velocity in t=0 = V(0) i
radius=R
I=2/5 mR^2

find equation street?
 

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  • #2
tiny-tim
Science Advisor
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welcome to pf!

hi pymn_nzr! welcome to pf! :smile:

(try using the X2 and X2 buttons just above the Reply box :wink:)

show us what you've tried, and where you're stuck, and then we'll know how to help! :smile:

(btw, what does "slither" mean? is the sphere rolling without slipping? :confused:)
 
  • #3
tiny-tim
Science Advisor
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hi pymn_nzr! :smile:

(please always reply on the thread, not by private message :wink:)
pymn_nzr said:
I solve it…its so easy…but I want all the dynamic questions are in this page( with answers)

If you have more dynamic questions put them in this page.
your english is a little difficult to understand :confused:

if you have more questions that you need help with, just start a new thread (preferably one for each question) :smile:
 
  • #4
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is it correct?

[tex]Y=\frac{g\sin \alpha }{2V_{0}^{2}(1-\frac{I}{mR^{2}})}X^{2}[/tex]
 
  • #5
tiny-tim
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is it correct?

[tex]Y=\frac{g\sin \alpha }{2V_{0}^{2}(1-\frac{I}{mR^{2}})}X^{2}[/tex]
i don't have time to check it properly :redface:, because i'm going out in a few minutes,

but i think that minus on the bottom should be a plus
 

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