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November 22, 2014

November 22, 2014

Posted by **heather** on Friday, October 12, 2012 at 5:05pm.

- physics -
**Elena**, Friday, October 12, 2012 at 5:43pmPE=KE+W(fr)

PE=m•g•h=m•g•s•sinα,

KE = mv²/2,

W(fr)=F(fr) •s•sinα.

m•g•s•sinα=mv²/2+F(fr) •s•sinα.

Solve for ‘v’

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