February 22, 2017

Homework Help: physics

Posted by monic on Friday, October 12, 2012 at 12:01am.

A 52-kg pole vaulter running at 12 m/s vaults over the bar. Her speed when she is above the bar is 0.7 m/s. Neglect air resistance, as well as any energy absorbed by the pole, and determine her altitude as she crosses the bar.

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