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April 20, 2014

April 20, 2014

Posted by **Donald** on Wednesday, November 7, 2012 at 2:32pm.

- physics -
**Elena**, Wednesday, November 7, 2012 at 4:35pmφ=90°=π/2

ω= φ/t

a= ω²R= φ²R/t²=π²•0.59/0.31²=60.6 m/s²

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