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April 18, 2014

April 18, 2014

Posted by **Karan** on Wednesday, December 12, 2012 at 1:37am.

- physics -
**Karan**, Wednesday, December 12, 2012 at 1:41amThe answer I get is 12.24 rad/s. Can anyone confirm this?

- physics -
**Elena**, Wednesday, December 12, 2012 at 6:02amPE =KE =KE(trans)+ KE(rot) =

mgL=mv²/2 +Iω²/2=

=m ω²L²/2 + m ω²L²/3•2=

=2 m ω²L²/3,

ω=sqrt(3g/2L)=sqrt(3•9.8/2•1.2) =

=sqrt(12.24)=3.5 rad/s

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