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With what minimum speed must Fran leave the ground in order to lift her center of mass 1.90 m and cross the bar with a speed of 0.80 m/s?

2 answers

her initial KE= change in GPE
+ final KE
1/2 m v^2=mgh+ 1/2 m (.8^2)

i think the answer is deficate in my mouth

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