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Falling physical pendulum

  • Thread starter HoloBarre
  • Start date
  • #1
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Homework Statement



A stick of mass M, length L is standing upright on a table, pivoted at the bottom.
What is its angular velocity as it hits the table?



Homework Equations



ang. accel = (3g/2L)cos theta (theta is zero with stick laying on table)



The Attempt at a Solution



ang. vel = integral of ang. accel wrt to time, theta is some function of time.
Elliptic integral???

Numeric solution??

Thanks.
 

Answers and Replies

  • #2
ehild
Homework Helper
15,477
1,854
Use conservation of energy.

ehild
 

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