Saturday
April 18, 2015

Homework Help: Physics

Posted by Brigid on Sunday, April 19, 2009 at 6:32pm.

An 60kg athlete wants to jump over a 2 m bar. How fast must she go the moment her foot leaves the ground in order to get her centre of mass up so high? I set KE of jumper to PE at top of bar to get 6.26m/s. Am I on the right track?

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