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December 21, 2014

December 21, 2014

Posted by **benny** on Monday, July 30, 2012 at 10:17pm.

- Dynamics -
**Elena**, Tuesday, July 31, 2012 at 2:01am2πf=εt

ε=2πf/t.

f=800 rev/min= 800/60 rev/s.

You need time of the motion ”t”

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